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PODCAST

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

science

All Episodes

9:05

/Highlights/ Cool Science: How Cooling Vests Work &...

Physical Activity Researcher ·

2026/02/04

What are the real differences between evaporative, phase-changing, electronic, and ice-based cooling vests? Why are athletes, firefighters, and even lab workers turning to these technologies?"Lean more about Nahtlos Duratrode electrodes at https://www.nahtlos.com/" In this episode, Dr. Olli Tikkanen speaks with José Näf, co-founder of Duracool, to break down the science and real-life applications behind different cooling vest technologies. As global temperatures rise and performance demands

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31:39

/Highlights/ Negotiating Relationship with Sport...

Physical Activity Researcher ·

2026/01/31

This is the second part of our conversation with Dr Darryn Stamp where we explore complexities of athlete transitions within professional football. The conversation moves to exploring embodiment and relationship with sport post-retirement. Why is it that some elite and professional athletes have little interest in sport and exercise after their retirement?Dr. Darryn Stamp played professional football before transitioning his second career as an academic. He wrote his PhD thesis at the University

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36:29

/Highlights/ Life After the Final Whistle: Navigating...

Physical Activity Researcher ·

2026/01/27

Today’s episode continues explorations of the complexities of athlete transitions within professional football. Career transitions often present a challenge to an athlete's identity and change their position in their relational networks. While career transitions have been an established topic in sport psychology, they are still underexplored from a sociological perspective, which informs our conversation today.Today's guest Dr. Darryn Stamp played professional football before transitioning his

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27:30

/Highlights/ The Evolution of the Children's Physical...

Physical Activity Researcher ·

2026/01/23

In the second part of this intriguing episode of the Physical Activity Researcher Podcast, Dr. Olli Tikkanen continues his conversation with Dr. Javier Brazo-Sayavera, focusing on the nuts and bolts of the Global Matrix initiative and how it's evolving with its 5.0 registration process. Dr. Brazo-Sayavera shares practical insights for countries interested in joining the initiative, including the formation of expert groups and the logistical challenges of creating a national report card on physical

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27:48

/Highlights/ Global Matrix: Mapping Children's...

Physical Activity Researcher ·

2026/01/19

In this engaging episode of the Physical Activity Researcher Podcast, Dr. Olli Tikkanen sits down for a chat with Dr. Javier Brazo-Sayavera, who hails from the University of Pablo de Olavide in Spain, to discuss about the Global Matrix initiative.This significant effort focuses on monitoring the physical activity levels of children from various countries, with the overarching aim of enhancing the health of young individuals worldwide. Dr. Brazo-Sayavera shares his journey from his academic

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14:34

/Highlights/ How to Reduce Skin Irritation in...

Physical Activity Researcher ·

2026/01/15

Can electrode design support both signal stability and sustainability? José Näf explains how Nahtlos electrodes reduce waste and skin irritation while delivering high-quality data over time. In this fourth episode, Dr. Olli Tikkanen and José Näf explore the technical and environmental details of electrode design for long-term HRV and ECG measurements. José discusses how offset connectors, biocompatible foil materials, and breathable adhesives improve comfort and data quality. He also explains the

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17:17

/Highlights/ Electrode Innovations: Self-Humidifying...

Physical Activity Researcher ·

2026/01/11

Can electrode systems self-regulate moisture to keep data quality high for 10 days?José Näf explains how Nahtlos’ innovative design improves both signal stability and skin comfort in long-term ECG and HRV tracking. In this third episode, Dr. Olli Tikkanen continues the deep dive with José Näf into how advanced electrode technology is addressing the long-standing issues in long-term heart rate variability and ECG measurement. José introduces Nahtlos' breakthrough: a hybrid electrode with a water

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16:54

/Highlights/ Tricks to Get Better HRV and ECG Signal...

Physical Activity Researcher ·

2026/01/07

Does clothing material affect ECG signal quality?José Näf explains how electrostatic effects, electrode placement, and connector design influence long-term HRV and ECG data accuracy. In this second episode, Dr. Olli Tikkanen continues his discussion with José Näf, co-founder of Nahtlos, diving deeper into the practical challenges of long-term ECG and HRV monitoring. José shares critical insights on how connector types, electrode placement, and impedance changes over time affect signal quality. From

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17:06

/Highlights/ How to Choose Electrodes for Long-Term...

Physical Activity Researcher ·

2026/01/03

Dry electrodes often promise convenience, but why do they so often fail in long-term heart monitoring?José Näf breaks down the science and business behind electrode design for ECG and HRV tracking. In this episode, Dr. Olli Tikkanen is joined by José Näf, founder of Nahtlos, to explore the challenges and innovations in electrode design for long-term ECG and heart rate variability monitoring. José shares his entrepreneurial journey from computer vision startups to building advanced medical wearables

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13:47

/Highlights/Decoding Sedentary Behavior and the Role...

Physical Activity Researcher ·

2025/12/28

In this enlightening episode of our podcast, Dr. Olli Tikkanen engages in a thought-provoking conversation with Professor James F. Sallis, a newly appointed Distinguished Professor in the Department of Family Medicine and Public Health at the University of California, San Diego.Professor Sallis, renowned for his extensive research on promoting physical activity and understanding its environmental influences, delves deep into the psychological aspects of sedentary behavior. He emphasizes the

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26:48

/Highlights/ From Questionnaires to Accelerometers:...

Physical Activity Researcher ·

2025/12/26

In this enlightening episode of our podcast, Dr. Olli Tikkanen engages in a deep dive with the renowned Professor James F. Sallis, the newly appointed Distinguished Professor in the Department of Family Medicine and Public Health at the University of California, San Diego.Professor Sallis, also the Director of Active Living Research and an "obesity warrior" as dubbed by Time Magazine, brings to the table over 40 years of experience in the field of physical activity and behavioral medicine. The

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11:11

/Highlights/ From Screen Time to Green Time: The...

Physical Activity Researcher ·

2025/12/24

In this enlightening episode of Dr. Olli Tikkanen's podcast, we are joined by the esteemed Professor James F. Sallis, a newly appointed Distinguished Professor in the Department of Family Medicine and Public Health at the University of California, San Diego.Recognized as an "obesity warrior" by Time Magazine and with over 500 scientific publications to his name, Professor Sallis delves deep into the intricate world of physical activity, its implications on public health, and the challenges faced in

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22:28

/Highlights/ From Research to Reality: The Evolution...

Physical Activity Researcher ·

2025/12/22

In the latest episode of the podcast hosted by Dr. Olli Tikkanen, listeners are treated to an insightful conversation with the distinguished Professor James F. Sallis. Professor Sallis, recently appointed to the Department of Family Medicine and Public Health at the University of California, San Diego, is a renowned figure in the realm of behavioral medicine and public health. With a rich career marked by his dedication to understanding the intersections of physical activity, built environments, and

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24:11

/Highlights/ PA and Brain: Evolution |...

Physical Activity Researcher ·

2025/12/20

Dr. Kirk Erickson is Director of Translational Neuroscience and Mardian J. Blair Endowed Chair of Neuroscience at the AdventHealth Research Institute, Neuroscience Institute. Dr. Erickson received his Ph.D. at the University of Illinois at Urbana-Champaign and was a post-doctoral scholar at the Beckman Institute for Advanced Science and Engineering. He was also a Professor of Psychology and Neuroscience at the University of Pittsburgh before starting at AdventHealth. Dr. Erickson’s vast

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21:35

/Highlights/ How Does Physical Activity Affect Brain...

Physical Activity Researcher ·

2025/12/18

Dr. Kirk Erickson is Director of Translational Neuroscience and Mardian J. Blair Endowed Chair of Neuroscience at the AdventHealth Research Institute, Neuroscience Institute. Dr. Erickson received his Ph.D. at the University of Illinois at Urbana-Champaign and was a post-doctoral scholar at the Beckman Institute for Advanced Science and Engineering. He was also a Professor of Psychology and Neuroscience at the University of Pittsburgh before starting at AdventHealth. Dr. Erickson’s vast research

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21:33

/Highlights/ Device-based Measurements of Over 500...

Physical Activity Researcher ·

2025/12/16

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

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16:32

/Highlights/ Engaging Society as a Whole for the...

Physical Activity Researcher ·

2025/12/14

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

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17:57

/Highlights/ Invaluable Advice from Olympic Gold...

Physical Activity Researcher ·

2025/12/12

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

en

29:34

/Highlights/ Invaluable Advice for Endurance and...

Physical Activity Researcher ·

2025/12/10

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

en

26:03

/Highlights/ Training After Age 45 - #1 Mistake to...

Physical Activity Researcher ·

2025/12/08

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

en

286 results

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