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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

16:27

/Highlights/ Pain, Recovery and Physical Activity -...

Physical Activity Researcher ·

2025/07/28

📰 Can post-surgical pain really not affect physical activity? Dr. Marcus Komann’s groundbreaking study reveals a surprising disconnect between pain levels and movement, challenging what we thought we knew about recovery. 🧑‍⚕️📊 In this thought-provoking episode, Dr. Olli Tikkanen sits down with Dr. Marcus Komann, a distinguished IT coordinator and researcher at Jena University Hospital, to explore the unexpected findings from a comprehensive European-funded study on post-surgical pain and patient

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06:30

PPG-Based Heart Rate Variability Measurement vs....

Physical Activity Researcher ·

2025/06/11

🔹 Is PPG or ECG the best method for tracking heart rate variability (HRV) in your research? 🔹🔹 Learn how these two technologies compare in accuracy, practicality, and long-term usability for HRV measurement! 🔹 In this episode, we dive into the comparison between PPG-based and ECG-based HRV measurement, two leading methods for tracking heart rate variability. While ECG remains the gold standard for precision, PPG offers a more accessible, continuous option for wellness tracking. If you're

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09:18

Using Actigraphy and PPG for Remote Health Monitoring...

Physical Activity Researcher ·

2025/06/09

🔹 What if a simple wristband could revolutionize clinical trials? 🔹🔹 Actigraphy and PPG technology are bringing real-time health monitoring out of the lab and into everyday life! 🔹 In this episode, we explore how wearable devices equipped with actigraphy and photoplethysmography (PPG) are transforming remote health monitoring in clinical trials. These small, wrist-worn devices provide continuous data on physical activity, heart rate, and heart rate variability (HRV), enabling researchers to

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12:18

Highlights / Hypersomnia: Unexplained Excessive...

Physical Activity Researcher ·

2025/06/06

Jesse Cook is a PhD candidate in the Dr. David Plante Sleep Research Laboratory and studies biological, psychological and sociological factors that connect with unexplained excessive sleepiness. He was first drawn to Alzheimer’s disease (AD) research through the connection between sleep health and AD, and the prevention, detection and potential treatment implications of this connection. Cook believes sleep health disparities across underrepresented groups may help explain disproportionate risk of

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04:20

Unsupervised Learning in Physical Activity Research _...

Physical Activity Researcher ·

2025/06/04

🔹 What if your physical activity data is telling you something you’ve never noticed before? 🔹🔹 Unsupervised learning can reveal hidden patterns and anomalies in movement data—insights that traditional methods might miss! 🔹 In this episode, we dive into how unsupervised machine learning is revolutionizing physical activity research. Unlike supervised learning, these algorithms don’t rely on labeled data; instead, they discover patterns and clusters on their own. This means researchers can

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14:34

Crafting Effective Experience Sampling Method (ESM)...

Physical Activity Researcher ·

2025/06/02

🔹 Are your research prompts actually capturing what matters? 🔹🔹 The right question at the right time can make all the difference in Experience Sampling Method (ESM) studies! 🔹 Crafting effective ESM prompts isn’t just about asking questions—it’s about designing them in a way that enhances participant engagement and ensures high-quality data. In this episode, we explore how well-designed prompts serve as the foundation for meaningful real-world data collection, offering key principles for

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29:38

Highlights / Sleep Problems and Disorders - Dr Jesse...

Physical Activity Researcher ·

2025/05/30

Jesse Cook is a PhD candidate in the Dr. David Plante Sleep Research Laboratory and studies biological, psychological and sociological factors that connect with unexplained excessive sleepiness. He was first drawn to Alzheimer’s disease (AD) research through the connection between sleep health and AD, and the prevention, detection and potential treatment implications of this connection. Cook believes sleep health disparities across underrepresented groups may help explain disproportionate risk of

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08:00

Analyzing Experience Sampling Method (ESM) Data:...

Physical Activity Researcher ·

2025/05/28

📊 How Can Researchers Analyze Experience Sampling Data Effectively?With high-frequency, real-world data, ESM requires advanced techniques to uncover meaningful insights. In this episode, we explore methodological approaches for analyzing Experience Sampling Method (ESM) data, highlighting its unique challenges and opportunities. We discuss high-frequency, real-time data characteristics, the importance of methodological rigor, and key quantitative techniques such as time-series analysis, multilevel

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09:28

Machine Learning in HRV and ECG Analysis _ Next-Gen...

Physical Activity Researcher ·

2025/05/26

💡 Can AI Improve How We Analyze Heart Rate Variability and ECG Data? Machine learning is transforming HRV and ECG research—detecting patterns, predicting risks, and enabling real-time health insights. In this episode, we explore how machine learning (ML) is revolutionizing HRV and ECG analysis, making it possible to process long-term, wearable-collected data with unprecedented accuracy. We discuss supervised, unsupervised, and deep learning techniques, showing how they enhance arrhythmia detection,

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12:52

How to Design an Experience Sampling Method (ESM)...

Physical Activity Researcher ·

2025/05/23

📝 How Do You Design an Effective Experience Sampling Study?A well-planned ESM study captures real-time experiences, but success depends on thoughtful design, participant engagement, and the right sampling approach. In this episode, we explore the key considerations and steps for designing an Experience Sampling Method (ESM) study. From defining clear research questions to selecting the right variables and sampling strategies, we break down how researchers can ensure high-quality data collection

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13:29

Highlights / How Do We Measure the Physical Activity...

Physical Activity Researcher ·

2025/05/21

How to Measure Physical Activity in Children and Adolescents Download your free e-book here: https://www.physicalactivityresearcher.com/ebook2 Authors: Ugne Kari, Olli Tikkanen, Arto Pesola _________________ This podcast episode is sponsored by Fibion Inc. Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle Learn More About Fibion Devices: Fibion SENS- Collect, store and manage SB and PA data easily and remotely. Fibion Flash - A versatile customizable tool with HRV

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07:17

Single-Lead ECG: The Next Generation of Simple Heart...

Physical Activity Researcher ·

2025/05/19

🚀 Next-Gen Heart Monitoring: The Power of Single-Lead ECG in Research Single-lead ECG is transforming heart health research, making long-term monitoring simpler, more accurate, and accessible in real-world settings. 🔬💙 🔹 What’s new? ✅ Compact, wearable design – Easy for participants to wear for days or weeks ✅ Continuous data collection – Captures real-world heart rhythms outside clinical settings ✅ High-accuracy beat-to-beat analysis – Supports HRV research, arrhythmia detection, & stress

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08:07

Why Heart Rate Variability (HRV) is a Powerful Signal...

Physical Activity Researcher ·

2025/05/16

🔹 Did you know your heartbeat holds valuable clues about your health, stress levels, and recovery? 🔹 Heart rate variability (HRV) is more than just a number—it’s a powerful signal revealing how well your body adapts to stress and daily life! In this episode, we explore why HRV has become a key metric in health research, from tracking recovery in athletes to assessing stress and chronic disease risk. With modern wearable technology, HRV can be measured using simple PPG sensors on the wrist or

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19:52

Highlights / Measuring Physical Activity in Children...

Physical Activity Researcher ·

2025/05/14

How to Measure Physical Activity in Children and AdolescentsDownload your free e-book here: https://www.physicalactivityresearcher.com/ebook2 Authors: Ugne Kari, Olli Tikkanen, Arto Pesola _________________ This podcast episode is sponsored by Fibion Inc. Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle Learn More About Fibion Devices: Fibion SENS- Collect, store and manage SB and PA data easily and remotely. Fibion Flash - A versatile customizable tool with HRV

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08:40

Saving Lives at 50°C: Cooling Vests in Mecca, MS, and...

Physical Activity Researcher ·

2025/05/12

What if cooling vests could help save lives during mass pilgrimages in extreme heat? Learn how these innovations are being adapted for religious and cultural use. "Lean more about Nahtlos Duratrode electrodes at https://www.nahtlos.com/" In this episode, Dr. Olli Tikkanen and José Näf explore the life-saving potential of evaporative cooling vests in extreme environments, including the Hajj pilgrimage, where temperatures can exceed 50°C. José discusses the development of seam-free cooling garments

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11:11

From Construction Sites to Wheelchairs: Who Needs...

Physical Activity Researcher ·

2025/05/09

Why is evaporative cooling vital for people who cannot sweat, like those with paraplegia or artificial skin? Learn how smart cooling vests support health and safety in extreme conditions."Lean more about Nahtlos Duratrode electrodes at https://www.nahtlos.com/" In this episode, Dr. Olli Tikkanen and José Näf discuss how evaporative cooling vests support individuals who suffer from heat sensitivity due to medical conditions such as paraplegia, multiple sclerosis, and severe burns. José explains how

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08:06

Evaporative Cooling Vests: Smart Science for Safer...

Physical Activity Researcher ·

2025/05/07

How does an evaporative cooling vest keep your skin up to 5°C cooler for hours—without making you wet? José Näf shares how smart materials can transform temperature regulation."Lean more about Nahtlos Duratrode electrodes at https://www.nahtlos.com/" In this episode, Dr. Olli Tikkanen continues the conversation with José Näf, co-founder of Duracool, focusing on the design, functionality, and physiological impact of evaporative cooling vests. These vests use semi-permeable membranes to gradually

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09:05

Cool Science: How Cooling Vests Work & When to Use...

Physical Activity Researcher ·

2025/05/05

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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14:34

How to Reduce Skin Irritation in Long-Term ECG and...

Physical Activity Researcher ·

2025/05/02

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

Electrode Innovations: Self-Humidifying Electrodes...

Physical Activity Researcher ·

2025/04/30

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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259 results

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