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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

01:08:33

Highlights / Dr. Stuart Biddle - PA | SB | Psychology...

Physical Activity Researcher ·

2024/12/11

Professor of Physical Activity & Health, Dr. Stuart Biddle is affiliated with the University of Southern Queensland, Australia. His main research interest is in health effects, psychology and behavior change related to sedentary behavior and physical activity.--- 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

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07:26

Practical Uses of Event Markers in Physical Activity...

Physical Activity Researcher ·

2024/12/09

"How do event markers enhance accelerometer data for research?" In this episode of the Physical Activity Researcher Podcast, Dr. Olli Tikkanen explains the importance of event markers in accelerometer-based research. He introduces the event marker feature in the Fibion G2, a simple button that participants can press to timestamp specific activities, adding real-world context to raw data. This feature enhances data accuracy and clarity by linking accelerometer signals to specific events such as

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07:00

Introducing Fibion Helix - Perfect for Large-Scale...

Physical Activity Researcher ·

2024/12/06

"How does Fibion Helix simplify research with modern sensors and seamless integration?" In this episode, Dr. Olli Tikkanen introduces Fibion Helix, a revolutionary wristband designed for researchers. Unlike traditional consumer-grade devices, Fibion Helix bridges the gap between convenience and advanced research features. It combines a patented PPI sensor for accurate heart rate variability and heart rate tracking, even across different skin tones, with a 3-axis accelerometer for raw data

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43:18

Highlights / How to Treat Mental Illness with...

Physical Activity Researcher ·

2024/12/04

Dr. Brendon Stubbs is a clinical-academic physiotherapist with an interest in physical activity & mental health, the mind-body interface, healthy ageing and meta-research. He has a BSc (Hons) in Physiotherapy, MSc in Neurological Rehabilitation & PhD in Pain Medicine & Rehabilitation. He works locally and (inter)nationally with a fantastic group of collaborators with whom he has published over 500 academic papers in several leading journals across multiple scientific fields. Dr

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10:46

How High-Resolution Accelerometers Improve Activity...

Physical Activity Researcher ·

2024/12/02

"Why does measurement resolution matter in physical activity research?" In this episode, Dr. Olli Tikkanen explores the importance of measurement resolution in accelerometer devices and how it impacts research precision. He breaks down the difference between 10-bit, 13-bit, and 16-bit resolution, explaining how higher resolution enables devices to detect smaller changes in movement and orientation. Using examples like Fibion G2, Dr. Tikkanen highlights how high-resolution devices improve

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33:26

Highlights / Why Exercise Works for Depression - It's...

Physical Activity Researcher ·

2024/11/29

Dr. Brendon Stubbs is a clinical-academic physiotherapist with an interest in physical activity & mental health, the mind-body interface, healthy ageing and meta-research. He has a BSc (Hons) in Physiotherapy, MSc in Neurological Rehabilitation & PhD in Pain Medicine & Rehabilitation. He works locally and (inter)nationally with a fantastic group of collaborators with whom he has published over 500 academic papers in several leading journals across multiple scientific fields. Dr

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08:26

Comprehensive Activity Tracking and Sleep Metrics...

Physical Activity Researcher ·

2024/11/27

"How does Fibion G2 empower researchers with advanced physical activity tracking?"In this episode of the Physical Activity Researcher Podcast, Dr. Olli Tikkanen introduces the Fibion G2, an updated version of the trusted Fibion Research device. Fibion G2 offers key enhancements like raw data recording at 50 Hz, a 3-axis accelerometer with 16-bit resolution for greater precision, and a new event marker button for creating timestamps during studies. With flexible wear options—thigh, chest, or

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20:51

Highlights / How to Use Biofeedback to Prevent...

Physical Activity Researcher ·

2024/11/25

How Fatigue Reveals Problems in Running Technique? How to Use Biofeedback to Prevent Injuries? Runeasi - Gait Analysis Made Easy: Learn more at: https://runeasi.ai/ -------- Dr. Kurt Heinrich Schutte has a PhD in Biomedical Sciences (KU Leuven) and Sports Sciences (Stellenbosch University). His PhD is on novel biomechanical metrics in the real-world using wearable technology. He is passionately committed to building decision-support tools in the health and sports technology sectors using a

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18:26

Practical Challenges in Measuring Physical Activity...

Physical Activity Researcher ·

2024/11/25

"What practical challenges arise in measuring physical activity among children?" In this final part of the episode, Dr. Olli Tikkanen and Dr. Ying Gao discuss the real-world challenges faced when collecting physical activity data from children using devices like Fibion. Dr. Gao shares her experience with device placement, tape sensitivity, and device retention, revealing that around 15-20% of devices were lost in initial studies due to a lack of clear instructions for parents and children. By

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15:15

Physical Activity Differences in Overweight vs....

Physical Activity Researcher ·

2024/11/22

"How does physical activity differ between children with different body weights?" In this third part of the episode, Dr. Olli Tikkanen and Dr. Ying Gao discuss her findings on physical activity patterns in children, focusing on differences between overweight and normal-weight groups. Dr. Gao explains how accelerometer and EMG data revealed that overweight children show higher muscle activity even when standing, which may contribute to their tendency for more sedentary behavior, as physical tasks

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25:34

Highlights / Wearables in Large-Scale Projects: 3...

Physical Activity Researcher ·

2024/11/21

What type of projects include measurements of PA?Considerations when choosing an activity tracker grouped in three main topics:Participant-centric: Research and innovation driven Regulatory Dr. Miriam Cabrita has done her bachelor's and master's degrees at NOVA School of Science and Technology in Portugal, and her PhD in biomedical engineering in University of Twente. Then she has worked at Roessingh Research and Development Center in Netherlands for 8 years coordinating and managing EU research

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17:07

Combining Video and Accelerometry for Children’s...

Physical Activity Researcher ·

2024/11/20

"How do video and accelerometer data together improve activity tracking in children?" In this second part of the episode, Dr. Olli Tikkanen and Dr. Ying Gao discuss her innovative study combining accelerometer and video observation data to improve activity classification in children. Dr. Gao explains how she adapted wearable cameras and accelerometers, including Fibion devices, to measure activity across various body locations such as the back, chest, and wrist. This setup allowed her team to

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20:25

Measuring Children’s Physical Activity with...

Physical Activity Researcher ·

2024/11/18

"Can we accurately measure children’s physical activity with just one device?" In this insightful episode, Dr. Olli Tikkanen speaks with Dr. Ying Gao about her research on sedentary behavior and physical activity in children, combining accelerometer and EMG data to improve accuracy. Dr. Gao explains the challenges of using only accelerometers, as they capture movement but not muscle contractions, which are essential for understanding true physical activity. She describes her study on setting a

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20:11

Tracking Health in Aging Populations in South Korea...

Physical Activity Researcher ·

2024/11/13

"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

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11:36

Where to wear a wearable? Innovations in research...

Physical Activity Researcher ·

2024/11/11

"Why does device placement matter in physical activity and biomechanics research?" In this final part of the episode, Dr. Olli Tikkanen discusses the importance of selecting the right wear location for devices like Fibion Flash, tailored to different research goals. Device placement can significantly affect the accuracy of data collection, whether for sedentary behavior, heart rate variability, or biomechanics studies. Dr. Tikkanen explains how Fibion Flash’s versatile snap connectors and textile

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23:54

Highlights / Understanding Heart Rate Variability...

Physical Activity Researcher ·

2024/11/08

In this episode of the Physical Activity Researcher Podcast, hosted by Dr. Olli Tikkanen,--- 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

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08:21

How to select measurement settings and what...

Physical Activity Researcher ·

2024/11/07

"How does customizable data collection enhance research accuracy?" In this episode, Dr. Olli Tikkanen explains the importance of customizable data collection settings in research and how the Fibion Flash device offers flexibility to suit a variety of study types. The ability to adjust sampling frequencies, sensor activation, and measurement ranges allows researchers to align data collection precisely with their objectives—whether for low-frequency sedentary behavior studies or high-frequency sports

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17:34

Highlights / How PA, Sleep and Circadian Rhythm...

Physical Activity Researcher ·

2024/11/06

Dr. Anna M Biller is a trained psychologist and neuroscientist, and works at the intersection of light, sleep, circadian rhythms and health psychology. She uses light dosimetry, actimetry, sleep diaries and questionnaires to study health and disease in field studies. More recently, she started to work on big data derived from wearables.---- This podcast episode is sponsored by Fibion Inc. | Better Sleep, Sedentary Behavior and Physical Activity Research with Less Hassle --- Collect, store and

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11:56

Fibion Flash is here! HRV, 9-axis motion and ECG with...

Physical Activity Researcher ·

2024/11/04

"How does Fibion Flash bring flexibility and precision to research?" In this episode, Dr. Olli Tikkanen introduces the Fibion Flash, a versatile new wearable for researchers working in fields like physical activity, sleep, heart rate variability, and sports science. Designed with a multi-sensor system, Fibion Flash collects comprehensive data on both movement and physiological signals, enabling it to support studies ranging from basic activity tracking to complex cardiovascular research. Dr

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37:00

Highlights / Is Running a way to Flee the Absurdity...

Physical Activity Researcher ·

2024/11/01

Running - as well as other sports - can provide moments of transcendence, but it can also become a distraction and an escape from the absurdity of human existence. How can existential philosophy, especially the works of Camus and Nietzsche, help us understand how we slip from running as a life-affirming activity to running as an obsession?In this episode, John Kaag shares his personal story as a runner and leads us to explore running (and other sports) from an existential philosophical perspective

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