Real-World fNIRS Brain Activity Measurements during Ashtanga Vinyasa Yoga

Functional near-infrared spectroscopy (fNIRS) is often praised for its portability and robustness towards motion artifacts. While an increasing body of fNIRS research in real-world environments is emerging, most fNIRS studies are still conducted in laboratories, and do not incorporate larger movemen...

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Main Authors: Henrikke Dybvik, Martin Steinert
Format: Article
Language:English
Published: MDPI AG 2021-06-01
Series:Brain Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3425/11/6/742
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author Henrikke Dybvik
Martin Steinert
author_facet Henrikke Dybvik
Martin Steinert
author_sort Henrikke Dybvik
collection DOAJ
description Functional near-infrared spectroscopy (fNIRS) is often praised for its portability and robustness towards motion artifacts. While an increasing body of fNIRS research in real-world environments is emerging, most fNIRS studies are still conducted in laboratories, and do not incorporate larger movements performed by participants. This study extends fNIRS applications in real-world environments by conducting a single-subject observational study of a yoga practice with considerable movement (Ashtanga Vinyasa Yoga) in a participant’s natural environment (their apartment). The results show differences in cognitive load (prefrontal cortex activation) when comparing technically complex postures to relatively simple ones, but also some contrasts with surprisingly little difference. This study explores the boundaries of real-world cognitive load measurements, and contributes to the empirical knowledge base of using fNIRS in realistic settings. To the best of our knowledge, this is the first demonstration of fNIRS brain imaging recorded during any moving yoga practice. Future work with fNIRS should take advantage of this by accomplishing studies with considerable real-world movement.
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spelling doaj.art-7e1d84fd019e4f9ba296444eb1bb773c2023-11-21T22:39:09ZengMDPI AGBrain Sciences2076-34252021-06-0111674210.3390/brainsci11060742Real-World fNIRS Brain Activity Measurements during Ashtanga Vinyasa YogaHenrikke Dybvik0Martin Steinert1TrollLABS, Department of Mechanical and Industrial Engineering, Norwegian University of Science and Technology (NTNU), 7491 Trondheim, NorwayTrollLABS, Department of Mechanical and Industrial Engineering, Norwegian University of Science and Technology (NTNU), 7491 Trondheim, NorwayFunctional near-infrared spectroscopy (fNIRS) is often praised for its portability and robustness towards motion artifacts. While an increasing body of fNIRS research in real-world environments is emerging, most fNIRS studies are still conducted in laboratories, and do not incorporate larger movements performed by participants. This study extends fNIRS applications in real-world environments by conducting a single-subject observational study of a yoga practice with considerable movement (Ashtanga Vinyasa Yoga) in a participant’s natural environment (their apartment). The results show differences in cognitive load (prefrontal cortex activation) when comparing technically complex postures to relatively simple ones, but also some contrasts with surprisingly little difference. This study explores the boundaries of real-world cognitive load measurements, and contributes to the empirical knowledge base of using fNIRS in realistic settings. To the best of our knowledge, this is the first demonstration of fNIRS brain imaging recorded during any moving yoga practice. Future work with fNIRS should take advantage of this by accomplishing studies with considerable real-world movement.https://www.mdpi.com/2076-3425/11/6/742fNIRScognitive loadhuman cognitionreal-worldin situecological validity
spellingShingle Henrikke Dybvik
Martin Steinert
Real-World fNIRS Brain Activity Measurements during Ashtanga Vinyasa Yoga
Brain Sciences
fNIRS
cognitive load
human cognition
real-world
in situ
ecological validity
title Real-World fNIRS Brain Activity Measurements during Ashtanga Vinyasa Yoga
title_full Real-World fNIRS Brain Activity Measurements during Ashtanga Vinyasa Yoga
title_fullStr Real-World fNIRS Brain Activity Measurements during Ashtanga Vinyasa Yoga
title_full_unstemmed Real-World fNIRS Brain Activity Measurements during Ashtanga Vinyasa Yoga
title_short Real-World fNIRS Brain Activity Measurements during Ashtanga Vinyasa Yoga
title_sort real world fnirs brain activity measurements during ashtanga vinyasa yoga
topic fNIRS
cognitive load
human cognition
real-world
in situ
ecological validity
url https://www.mdpi.com/2076-3425/11/6/742
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