Physical Activity Researcher
Hello and Welcome to Physical Activity Researcher Podcast! Physical Activity Researcher Podcast is the source of the latest research findings on all things related to physical activity, exercise, and health. World-renowned scientists and experts as guests in an informal and relaxed interview style format. New episodes on Tuesdays, Fridays, and Sundays. The podcast is for anyone who likes to learn scientific and evidence-based knowledge of physical activity, exercise, and health. Our listeners range from researchers to health and fitness professionals, and from inactive office workers to marathon runners. Podcast has several series and hosts each concentrating on different aspects of physical activity: Physical Activity Researcher Series The latest research findings in exercise physiology, biomechanics, physical education, coaching sciences, sport psychology, epidemiology, and public health. These episodes are hosted by researcher and entrepreneur Dr Olli Tikkanen. Meaningful Sport Series Meaningful Sport is dedicated to the exploration of meaning and meaningful experiences in sport and physical activity. Many studies have revealed instrumental benefits of physical activity, but is there something more to it, and how does it contribute to meaningful lives? This series is led by Associate Professor Noora Ronkainen. The series provides inspiration for exploring the meaning and value in sport and physical activity for everyone. Practitioner’s Viewpoint Series Practitioner’s Viewpoint Series has health and fitness professionals as guests. How they see sedentary behaviour and physical activity in their work? What are the best practices to promote physical activity? This series is for you if you are a Personal Trainer, Physiotherapist, Medical Doctor, Health Coach, or anyone working as a health and fitness professional. This series is lead by physiotherapist MSc Liis Kukkonen. Publishing schedule: Tuesdays: Physical Activity Researcher Series Friday: Meaningful Sport Series Sundays: Practitioner’s Viewpoint Series. + Bonus episodes and republications of past highlight episodes We hope you find value in the podcast! -Podcasting team-
Episodes

Thursday Oct 02, 2025
Thursday Oct 02, 2025
Why do endurance athletes perform better after exhaustion, while power athletes decline? How does muscle coordination impact warm-ups and performance? In this episode, Dr. Daniel Boullosa and Dr. Olli Tikkanen dive deep into the science behind exercise physiology, muscle activation, and evolutionary adaptations in sports performance.
Dr. Boullosa shares findings from his studies on how endurance-trained and strength-trained athletes respond differently to high-intensity squats and prolonged running. They discuss the role of warm-ups in improving neuromuscular activation and how whole-body exercises impact metabolic efficiency. The conversation also explores the evolutionary significance of fatigue, explaining how it serves as a protective mechanism to maintain homeostasis and regulate energy expenditure. The episode concludes with insights into personalized training load management and injury risk in elite sports, particularly in high-demand schedules like professional soccer.
This episode is packed with valuable information for sports scientists, coaches, and athletes who want to optimize training and recovery. Learn how different physiological responses shape performance and how evolutionary insights can guide smarter training decisions.
________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely - Discover ground-breaking Fibion SENS
---
Learn more about Fibion Flash - a versatile customizable tool with HRV and accelerometry capability.
---
SB and PA measurements, analysis, and feedback made easy. Learn more about Fibion Research.
---
Fibion Helix – Ideal for large scale studies. Scalable and affordable with patented precision.
---
Fibion G2 – validated data on sitting, standing, activity types, energy expenditure, with participant friendly reports.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check our YouTube channel: https://www.youtube.com/@PA_Researcher

Tuesday Sep 30, 2025
Tuesday Sep 30, 2025
How can heart rate variability help athletes optimize training? What role does post-activation performance enhancement play in endurance and power sports? In this episode, Dr. Daniel Boullosa and Dr. Olli Tikkanen explore cutting-edge research on athlete monitoring, fatigue management, and neuromuscular readiness.
Dr. Boullosa discusses the significance of heart rate variability (HRV) in assessing recovery, readiness, and overall training load, explaining how HRV responses vary depending on the type of sport and individual athlete characteristics. The conversation covers the importance of subjective feedback, emphasizing how simple athlete-coach communication can sometimes be the best performance indicator. The episode also delves into post-activation performance enhancement (PAPE) and how different training stimuli impact endurance and power athletes. Dr. Boullosa shares findings from his research, revealing that endurance athletes often improve performance after prolonged exercise, while power athletes may experience the opposite effect.
This episode provides valuable insights for sports scientists, coaches, and athletes looking to refine their training and recovery strategies. Learn how physiological monitoring and personalized warm-ups can enhance athletic performance across different disciplines.
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely - Discover ground-breaking Fibion SENS
---
Learn more about Fibion Flash - a versatile customizable tool with HRV and accelerometry capability.
---
SB and PA measurements, analysis, and feedback made easy. Learn more about Fibion Research.
---
Fibion Helix – Ideal for large scale studies. Scalable and affordable with patented precision.
---
Fibion G2 – validated data on sitting, standing, activity types, energy expenditure, with participant friendly reports.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check our YouTube channel: https://www.youtube.com/@PA_Researcher

Sunday Sep 28, 2025
Sunday Sep 28, 2025
How does fatigue help protect our bodies, and why does it matter for athletes? Can understanding evolutionary biology improve training and recovery? In this episode, Dr. Daniel Boullosa and Dr. Olli Tikkanen discuss the science of fatigue, performance optimization, and personalized training strategies.
Dr. Boullosa explains how different types of athletes respond to endurance and strength exercises, highlighting the role of warm-ups in improving muscle activation. They explore the evolutionary function of fatigue as a protective mechanism and its impact on motivation, performance, and recovery. The conversation also covers how elite athletes manage training loads and recovery in sports like professional football, where intense match schedules leave little room for traditional training. Dr. Boullosa shares insights from his research on clinical populations, investigating the effects of physical activity on conditions such as depression, hypertension, and HIV.
This episode provides valuable knowledge for researchers, coaches, and athletes looking to enhance performance while minimizing injury risks. Tune in to learn how evolutionary science and personalized training approaches can optimize both sports and clinical outcomes.
_
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely - Discover ground-breaking Fibion SENS
---
Learn more about Fibion Flash - a versatile customizable tool with HRV and accelerometry capability.
---
SB and PA measurements, analysis, and feedback made easy. Learn more about Fibion Research.
---
Fibion Helix – Ideal for large scale studies. Scalable and affordable with patented precision.
---
Fibion G2 – validated data on sitting, standing, activity types, energy expenditure, with participant friendly reports.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check our YouTube channel: https://www.youtube.com/@PA_Researcher

Friday Sep 26, 2025
Friday Sep 26, 2025
"How can advanced health monitoring devices support an aging population?" In this insightful episode, Dr. Olli Tikkanen sits down with Steve Seo, a biomedical engineer and CEO from South Korea, to discuss the role of wearable technology in healthcare, especially as populations age. Steve shares his journey from aspiring to be a doctor to working in biomedical engineering and explains how wearable devices like Fibion are helping to track and improve physical activity, sleep, and heart health. With South Korea's rapidly aging population, the demand for innovative health solutions is growing, and Steve emphasizes the importance of easy-to-use devices that fit seamlessly into daily life.
The conversation explores cultural differences in technology adoption, including preferences for wrist-worn devices over other placements, and the role of AI in advancing healthcare solutions. Steve highlights the need for translated, user-friendly health reports and how South Korea’s tech-savvy culture is rapidly embracing digital health tools. This episode is perfect for anyone interested in the intersection of wearable technology and healthcare for aging populations.
____________________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behaviour and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS
---
SB and PA measurements, analysis, and feedback made easy.
Learn more about Fibion Research
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check our YouTube channel: https://www.youtube.com/@PA_Researcher

Wednesday Sep 24, 2025
Wednesday Sep 24, 2025
"Is walking to school really enough to tackle childhood obesity?" In this third episode, Dr. Olli Tikkanen and Dr. Rob Noonan explore the complex issue of childhood obesity and the social factors that contribute to it. Dr. Noonan shares surprising findings from his research, showing that while children from deprived areas are more likely to walk to school, they are also more likely to struggle with obesity. This challenges the assumption that simply increasing physical activity, like walking, is enough to combat childhood obesity. The discussion delves into the deeper, systemic issues at play, such as poor diets, reduced access to sports, and the social environments in which children live.
The conversation further explores how behavioral interventions alone won’t solve the issue of childhood obesity, as they fail to address the underlying causes - economic, psychological, and environmental factors. Dr. Noonan calls for a broader, policy-driven approach that creates healthier environments for children, rather than just relying on individual behavior change. If you're interested in how policy, environment, and health are interconnected, this episode provides a comprehensive look at the root causes of childhood obesity and what needs to be done to tackle it effectively.
____________________________________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS
---
SB and PA measurements, analysis, and feedback made easy.
Learn more about Fibion Research
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check our YouTube channel: https://www.youtube.com/@PA_Researcher

Monday Sep 22, 2025
Monday Sep 22, 2025
"How do you change a society's values when capitalism rewards consumption and individualism?" In this second part of the episode, Dr. Olli Tikkanen and Dr. Rob Noonan dive deeper into the societal drivers behind health inequality, focusing on the UK and comparing it to other nations like the Scandinavian countries. Dr. Noonan explains how the core values of a society - competition, productivity, and consumption - shape not only individual behavior but also public policy. These systemic values, deeply rooted in the current economic structure, influence everything from public health funding to welfare systems, often leaving health inequalities unaddressed.
The conversation then shifts to the power of education as a tool to reshape these societal values. Dr. Noonan highlights the need for critical thinking and media literacy in the face of overwhelming misinformation, particularly as artificial intelligence and social media complicate the information landscape. He discusses the limitations of the current education system, which often reinforces capitalist values, and suggests that real change will require a bottom-up approach, driven by public support and grassroots efforts. This thought-provoking episode offers a deep examination of the social and political factors that continue to hinder progress in public health and well-being.
___________________________________________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS
---
SB and PA measurements, analysis, and feedback made easy.
Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check our videos on YouTube: https://www.youtube.com/@PA_Researcher

Saturday Sep 20, 2025
/Highlights/ Economic Growth at the Cost of Well-being – Dr. Rob Noonan (Pt1)
Saturday Sep 20, 2025
Saturday Sep 20, 2025
"Our obsession with economic growth might be making us sicker—what can we do about it?" In this powerful first episode, Dr. Olli Tikkanen sits down with Dr. Rob Noonan, an expert in health and education, to explore the critical link between capitalism and public health. Dr. Noonan explains how our relentless focus on economic growth has led to widespread public health issues like obesity, mental health struggles, and increasing health inequalities. As more people consume ultra-processed foods, work longer hours, and face social deprivation, society's overall well-being is declining—and it's time to rethink our approach.
Drawing from his book Capitalism, Health, and Well-being, Dr. Noonan calls for a shift in economic priorities to focus on creating healthier environments, rather than simply growing the economy. He highlights the need to tackle the social determinants of health, showing how where we live, work, and grow plays a crucial role in our health outcomes. This episode sheds light on the systemic drivers of poor health and why individual responsibility isn’t enough to solve these societal issues. If you're interested in the intersection of health, economics, and social justice, this episode is not to be missed.
__________________________________________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy.
Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Check Fibion Kids - Activity tracking designed for children.
---
Collect self-report physical activity data easily and cost-effectively with Mimove.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter: https://twitter.com/PA_Researcher
Follow host Dr. Olli Tikkanen on Twitter: https://twitter.com/ollitikkanen
Follow Fibion on Twitter: https://twitter.com/fibion
Check our YouTube channel: https://www.youtube.com/@PA_Researcher

Thursday Sep 18, 2025
Thursday Sep 18, 2025
"What if changing your habits was less about effort and more about strategy?" In this third episode, Dr. Olli Tikkanen continues the conversation with health coach Lotte Arndal, who shares her expertise on behavior change and habit formation. Lotte explains how using advanced tools like Fibion Reports allows her to offer truly personalized advice that goes beyond general fitness tips. She emphasizes that habit change isn't just about extreme effort but about understanding your body’s real needs, and making sustainable adjustments over time.
Lotte also discusses the emotional and psychological aspects of weight management, revealing that many of her clients' eating habits are deeply tied to emotional triggers rather than physical hunger. She shares personal stories of clients who, through her program and the use of Fibion, were able to reshape their lifestyles despite significant health challenges. This episode provides valuable insights for anyone interested in data-driven coaching, emotional health, and long-lasting behavioral change.
______________________________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy - Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check us on YouTube: https://www.youtube.com/@PA_Researcher

Tuesday Sep 16, 2025
Tuesday Sep 16, 2025
"Can you really feel active while barely moving? The numbers tell a different story." In this second episode, Dr. Olli Tikkanen continues the conversation with Lotte Arndal, an experienced health coach and gym owner, as she shares the importance of accurate measurement in health coaching. Using advanced tools like Fibion sensors, Lotte demonstrates how many clients often misjudge their physical activity, confusing mental fatigue with real physical exertion. By analyzing clients’ daily activity data, she customizes advice to fit their true energy expenditure, helping them achieve a healthier, balanced lifestyle.
Lotte also reveals how simple lifestyle tweaks - such as moving more during the day rather than focusing solely on gym time - can make a significant impact. She stresses the need for tailored health strategies, especially for those with low muscle mass or those who have struggled with traditional fitness methods. This episode is essential for anyone looking to understand how real data and simple changes can revolutionize personal health coaching.
__________________________________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS
---
SB and PA measurements, analysis, and feedback made easy.
Learn more about Fibion Research
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check us on YouTube: https://www.youtube.com/@PA_Researcher

Sunday Sep 14, 2025
Sunday Sep 14, 2025
Ever feel completely exhausted after a long day but realize you’ve barely moved at all?" In this insightful first episode, Dr. Olli Tikkanen sits down with Lotte Arndal, a seasoned health coach and gym owner with 25 years of experience, to uncover the surprising disconnect between mental and physical exhaustion. Lotte reveals that many people mistake mental fatigue for physical tiredness, leading them to believe they're more active than they actually are. Through her unique, data-driven approach using activity sensors, Lotte helps clients see the reality of their movement patterns - and how simple changes can dramatically improve their health and energy levels.
Lotte also shares her philosophy of keeping health simple and balanced. She discusses how trendy fitness fads, extreme diets, and biohacking often confuse people, pulling them away from sustainable, long-term health habits. Instead, she promotes everyday movement, normal eating, and a common-sense approach to well-being. This episode is a must for anyone looking to break free from complicated health trends and find practical, science-based ways to improve both physical and mental health.
_________________________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy.
Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check our videos https://www.youtube.com/@PA_Researcher

Friday Sep 12, 2025
Friday Sep 12, 2025
"Can physical activity really help you sleep better and manage stress?" In this third episode, Dr. Olli Tikkanen continues the conversation with sleep researcher Jin Wen, exploring how physical activity interacts with sleep and stress. Jin discusses how daily movement can improve sleep quality and reduce stress, but it’s not just about burning energy. She shares insights from research showing that regular physical activity helps maintain homeostasis, which can lead to better sleep and lower stress levels.
Jin also introduces the SATED model, which evaluates different aspects of sleep, including satisfaction, alertness, timing, and duration. This holistic approach helps people understand how sleep quality goes beyond just getting enough hours of rest. Additionally, Jin highlights a growing issue in modern life - revenge sleep procrastination, where people sacrifice sleep to reclaim personal time, potentially affecting both their sleep and long-term health. If you want to learn how physical activity, sleep, and stress are interconnected, this episode is filled with practical insights and research findings.---
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy - Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check us on YouTube: https://www.youtube.com/@PA_Researcher

Wednesday Sep 10, 2025
Wednesday Sep 10, 2025
"Does poor sleep impact your stress more than stress affects your sleep?" In this second episode, Dr. Olli Tikkanen continues his insightful discussion with sleep researcher Jin Wen, diving deeper into the fascinating relationship between daily stress and sleep. Jin explains that while stress and sleep influence each other, poor sleep has a more direct impact on how we handle stress the next day. This episode explores the nuances of how sleep acts like a reset button, and when that reset is faulty, it can shape our reactions to daily hassles.
Jin also sheds light on how chronic stress differs from daily stress and how physiological markers like cortisol play a role in both. She discusses the use of objective measures such as cortisol and heart rate variability in understanding the body's response to stress and sleep quality. If you're curious about the science of sleep, stress, and their effects on your daily life, this episode provides thought-provoking insights and practical research findings.
---
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy - Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check us on YouTube: https://www.youtube.com/@PA_Researcher

Monday Sep 08, 2025
/Highlights/ Improving Daily Well-being Through Better Sleep – Jin Wen (Pt1)
Monday Sep 08, 2025
Monday Sep 08, 2025
"What if your sleep quality shapes not just your day, but your whole health future?" In this first episode, Dr. Olli Tikkanen speaks with sleep expert Jin Wen about the fascinating relationship between sleep, stress, and daily well-being. Jin shares her journey from studying stress to focusing on sleep and explains how sleep isn’t just about the number of hours you get—it's about how you feel when you wake up. Drawing on her research, Jin explores the “vicious cycle” of daily stress and poor sleep, showing how one bad night can make it harder to handle stress the next day, trapping people in a cycle of fatigue and anxiety.
Jin also explains the power of subjective sleep assessments, emphasizing that how you perceive your sleep can be as important as the objective data from sleep trackers. She breaks down her research methods, including the use of ecological momentary assessments (EMA), which capture real-time data about participants’ daily experiences. This episode is a must-listen for anyone interested in understanding how sleep influences daily functioning and long-term health.
---
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy - Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check us on YouTube: https://www.youtube.com/@PA_Researcher

Saturday Sep 06, 2025
Saturday Sep 06, 2025
"How can wearable sensors improve farm animal health monitoring?"
In this third and final part of the episode, Dr. Olli Tikkanen continues his conversation with Prof. Suresh Neethirajan, exploring the practical applications of sensors like Fibion SENS in farm animal health. Prof. Neethirajan discusses how wearable sensors are used to monitor animal movement, health, and environmental factors, and highlights the importance of balancing battery life, data accuracy, and device ruggedness in harsh farm conditions. He also touches on the potential for real-time data transmission and the role of AI in processing this information to improve animal welfare and farm management.
The discussion also addresses the need for customizable sensor designs depending on the use case - whether for long-term farm monitoring or experimental research. Prof. Neethirajan shares his insights on how these technologies are evolving to meet the demands of both researchers and farmers, and how the future of farming will increasingly rely on digital solutions like Fibion SENS for continuous, non-invasive monitoring.
_______________________________________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy - Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check us on YouTube: https://www.youtube.com/@PA_Researcher

Thursday Sep 04, 2025
Thursday Sep 04, 2025
"Can AI predict pain in animals before it's visible?" In this second episode, Dr. Olli Tikkanen continues his engaging discussion with Prof. Suresh Neethirajan, an expert in digital agriculture and animal welfare. Prof. Neethirajan explains how accelerometer data combined with AI models is being used to detect early signs of pain and health issues in farm animals. By analyzing movement, posture, and other subtle behavioral changes, the AI models can predict conditions like lameness weeks before they manifest. This allows farmers to take preventive action, improving both animal welfare and farm efficiency.
The conversation also highlights how the Fibion SENS system plays a critical role in gathering high-resolution data from larger farm animals. Prof. Neethirajan discusses the balance between data collection frequency and practicality, explaining how wearable sensors and video analytics are evolving to create more efficient, non-invasive monitoring systems for both large and small animals. This episode offers valuable insights into the future of animal welfare and technology's role in improving farm management.
_____________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy - Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check us on YouTube: https://www.youtube.com/@PA_Researcher

Tuesday Sep 02, 2025
Tuesday Sep 02, 2025
"Can AI predict health problems in farm animals before they even show symptoms?" In this fascinating episode, Dr. Olli Tikkanen welcomes Professor Suresh Neethirajan, an expert in digital agriculture and animal welfare, to explore how artificial intelligence and accelerometer data are revolutionizing the way we care for farm animals. Prof. Neethirajan shares how his team uses AI models, combining accelerometer data with other health metrics, to predict issues like lameness in cows weeks before symptoms appear. This early detection could transform farm management by enabling preventative care, improving animal welfare, and enhancing farm productivity.
The episode also dives into the practical challenges of collecting data from various farm animals, including cows, sheep, and chickens, and how accelerometers and AI models can provide insights into their behavior and health. Prof. Neethirajan explains how activity data is used to assess movement patterns, stress indicators, and even predict metabolic disorders in animals. If you’re curious about how technology is being applied to improve animal welfare and farm management, this episode offers a compelling look into the future of agriculture.
________________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy - Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check us on YouTube: https://www.youtube.com/@PA_Researcher

Sunday Aug 31, 2025
Sunday Aug 31, 2025
"Can early detection and community support improve COPD care?" In the final part of this episode, Dr. Olli Tikkanen speaks with David Mannino, MD, Jonnie Korinko, and Phyllis DiLorenzo about the critical role of early diagnosis, effective treatment, and community support for COPD patients. Mannino, MD discusses the latest research efforts to detect COPD in its early stages, before symptoms worsen. Jonnie Korinko emphasizes the importance of pulmonary rehabilitation programs, not only for physical activity but also for medication education and patient empowerment. Phyllis DiLorenzo shares her own experiences, highlighting the vital support networks available to COPD patients and how peer connections have made a meaningful impact on her journey.
The guests also explore the challenges of reimbursement and access to pulmonary rehab, stressing the need for broader support and awareness to improve COPD care. This episode provides an in-depth look at the essential components of COPD management and offers valuable insights for anyone interested in respiratory health and patient advocacy.
___________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy - Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check us on YouTube: https://www.youtube.com/@PA_Researcher

Friday Aug 29, 2025
Friday Aug 29, 2025
"How can virtual rehab bring physical activity to more COPD patients?" In this second part of the episode, Dr. Olli Tikkanen speaks with David Mannino, MD, respiratory therapist Jonnie Korinko, and COPD patient advocate Phyllis DiLorenzo to explore the benefits and challenges of virtual pulmonary rehabilitation. Mannino, MD discusses the accessibility issues many COPD patients face with in-person rehab programs and how virtual options can bridge the gap. Jonnie Korinko emphasizes the importance of flexibility in treatment, as virtual programs allow patients in rural areas to engage in physical activity without traveling long distances. Phyllis DiLorenzo shares her positive experiences with virtual rehab, highlighting the community and support she’s found through online programs and peer connections.
The discussion also covers the importance of medication adherence, peer support, and how digital tools can help COPD patients maintain their exercise routines outside of formal rehab programs. The episode provides valuable insights for those interested in the future of telemedicine and how virtual pulmonary rehabilitation can enhance the quality of life for COPD patients.
______________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy - Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check us on YouTube: https://www.youtube.com/@PA_Researcher

Wednesday Aug 27, 2025
Wednesday Aug 27, 2025
"Can physical activity really improve the quality of life for COPD patients?" In this engaging first part of the episode, Dr. Olli Tikkanen speaks with David Mannino, MD, Jonnie Korinko, and Phyllis DiLorenzo to discuss the role of physical activity in managing Chronic Obstructive Pulmonary Disease (COPD). Mannino, MD explains the physical challenges that COPD patients face, particularly the downward spiral of reduced activity and muscle loss due to difficulty breathing. Jonnie Korinko, a respiratory therapist, shares insights on the benefits of pulmonary rehabilitation and the impact of structured exercise programs on patient outcomes. Phyllis DiLorenzo offers her personal perspective on living with COPD, highlighting how physical activity has played a critical role in managing her symptoms and improving her overall well-being.
The conversation covers the physiological and psychological benefits of staying active, even with COPD, and the importance of building individualized exercise programs. The guests also discuss practical tips for incorporating physical activity into daily life, emphasizing that even small steps can make a difference. This episode provides valuable insights into how physical activity can be a powerful tool in improving the quality of life for those with COPD.
_____________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS.
---
SB and PA measurements, analysis, and feedback made easy - Learn more about Fibion Research.
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
Check us on YouTube: https://www.youtube.com/@PA_Researcher

Monday Aug 25, 2025
Monday Aug 25, 2025
In the third part of the "Physical Activity Researcher Podcast" with Dr. Sebastian Ludyga, the conversation deepens into specific studies and practical applications of physical activity in educational settings. Dr. Ludyga and host Dr. Olli Tikkanen explore the concept of exercise breaks in schools, particularly focusing on how these can rejuvenate students' cognitive resources during a school day.
Dr. Ludyga shares insights from his research on the acute effects of physical activity on school-aged children. He discusses the potential of integrating structured exercise breaks into the school curriculum to enhance cognitive performance temporarily, providing a brief yet potent boost to students' attention and information processing abilities. The discussion also touches on the physiological mechanisms behind these effects, such as the release of hormones and the reallocation of attentional resources, which support cognitive rejuvenation.
Additionally, the episode delves into the broader implications of sedentary behavior, contrasting it with the cognitive benefits derived from active breaks. Dr. Ludyga points out the importance of not just any activity, but structured exercise that involves some intensity, to trigger beneficial brain responses. This nuanced approach offers valuable insights for educators and policy makers interested in fostering environments that support cognitive health through physical activity.
This segment of the podcast provides a comprehensive look at how short bursts of physical activity can be strategically utilized within educational settings to enhance learning and mental performance, making it a must-listen for anyone involved in education, cognitive research, or child development.
________________________________________________________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behaviour and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS
---
SB and PA measurements, analysis, and feedback made easy.
Learn more about Fibion Research
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Collect self-report physical activity data easily and cost-effectively with Mimove.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
https://www.youtube.com/@PA_Researcher

Saturday Aug 23, 2025
Saturday Aug 23, 2025
In the second part of this enlightening episode of the "Physical Activity Researcher Podcast," Dr. Sebastian Ludyga continues his discussion with host Dr. Olli Tikkanen, delving into the complexities of exercise and its effects on cognition, particularly in the context of long-term changes. Dr. Ludyga explains how different types of physical activities affect cognitive processes, emphasizing the intricate relationship between motor skills and cognitive functions.
This episode further explores Dr. Ludyga's current research on the acute and long-term cognitive benefits of physical exercise. He shares insights into studies involving children with ADHD and preterm infants, illustrating how tailored physical activities can improve executive functions such as inhibitory control and working memory. The conversation sheds light on the mechanisms behind these improvements, highlighting the importance of coordinating motor skills and cognitive exercises to reap the most benefits.
Listeners will also gain an understanding of the challenges and surprises encountered in translating acute exercise benefits into long-term cognitive improvements. Dr. Ludyga discusses the variable outcomes across different groups and the nuances of designing interventions that effectively support cognitive development in children, particularly those born preterm or with ADHD.
This discussion is not only informative for researchers and practitioners in the fields of physical activity and cognitive science but also offers valuable insights for anyone interested in the practical applications of exercise science to enhance cognitive health and development across different populations.
_______________________________________________________________
This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behaviour and Physical Activity Research with Less Hassle
---
Collect, store and manage SB and PA data easily and remotely -
Discover ground-breaking Fibion SENS
---
SB and PA measurements, analysis, and feedback made easy.
Learn more about Fibion Research
---
Learn more about Fibion Sleep and Fibion Circadian Rhythm Solutions.
---
Fibion Kids - Activity tracking designed for children.
---
Collect self-report physical activity data easily and cost-effectively with Mimove.
---
Explore our Wearables, Experience sampling method (ESM), Sleep, Heart rate variability (HRV), Sedentary Behavior and Physical Activity article collections for insights on related articles.
---
Refer to our article "Physical Activity and Sedentary Behavior Measurements" for an exploration of active and sedentary lifestyle assessment methods.
---
Learn about actigraphy in our guide: Exploring Actigraphy in Scientific Research: A Comprehensive Guide.
---
Gain foundational ESM insights with "Introduction to Experience Sampling Method (ESM)" for a comprehensive overview.
---
Explore accelerometer use in health research with our article "Measuring Physical Activity and Sedentary Behavior with Accelerometers ".
---
For an introduction to the fundamental aspects of HRV, consider revisiting our Ultimate Guide to Heart Rate Variability.
---
Follow the podcast on Twitter https://twitter.com/PA_Researcher
Follow host Dr Olli Tikkanen on Twitter https://twitter.com/ollitikkanen
Follow Fibion on Twitter https://twitter.com/fibion
https://www.youtube.com/@PA_Researcher

Hello and Welcome to Physical Activity Researcher Podcast!
Physical Activity Researcher Podcast is the source of the latest research findings on all things related to physical activity, exercise, and health. World-renowned scientists and experts as guests in an informal and relaxed interview style format. The podcast is for anyone who likes to learn scientific and evidence-based knowledge of physical activity, exercise, and health.
Physical Activity Researcher Series
The latest research findings in exercise physiology, physical education, coaching sciences, sport psychology, epidemiology, and public health.
Meaningful Sport Series
Meaningful Sport is dedicated to the exploration of meaning and meaningful experiences in sport and physical activity.
Practitioner’s Viewpoint Series
Practitioner’s Viewpoint Series has health and fitness professionals as guests. This series is for you if you are a Personal Trainer, Physiotherapist, Medical Doctor, Health Coach, or anyone working as a health and fitness professional.

Podcast brought to you by
Fibion
Fibion is the new gold standard for sedentary behaviour and physical activity data collection for researchers. Cloud-based modern solutions make data collection easier than it has never been.
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Fibion Pro is the first physical activity analysis product targeted from the beginning for health and fitness professionals. It is accurate and easy to use in connection with professional consultation meetings.

Practitioner's Viewpoint Series Brought to You by
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