Unveiling whole body vibration squat intensity insight from oxygen consumption and heart rate response

Abstract This study explored the effects of training weight and amplitude in whole-body vibration (WBV) on exercise intensity, indicated by oxygen consumption (VO2) and heart rate. In LOAD-study: ten participants performed squats under non-WBV and WBV (30 Hz 2 mm) conditions at 0%, 40%, and 80% body...

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Main Authors: Zhengji Qiao, Feifei Li, Zhengyang Ye, Longyan Yi, Yanchun Li, Bing Yan, Yang Wang
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:Scientific Reports
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Online Access:https://doi.org/10.1038/s41598-025-86459-0
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author Zhengji Qiao
Feifei Li
Zhengyang Ye
Longyan Yi
Yanchun Li
Bing Yan
Yang Wang
author_facet Zhengji Qiao
Feifei Li
Zhengyang Ye
Longyan Yi
Yanchun Li
Bing Yan
Yang Wang
author_sort Zhengji Qiao
collection DOAJ
description Abstract This study explored the effects of training weight and amplitude in whole-body vibration (WBV) on exercise intensity, indicated by oxygen consumption (VO2) and heart rate. In LOAD-study: ten participants performed squats under non-WBV and WBV (30 Hz 2 mm) conditions at 0%, 40%, and 80% bodyweight (BW). In AMPLITUDE-study: eight participants performed squats under non-WBV, low-amplitude WBV (30 Hz 2 mm), and high-amplitude WBV (30 Hz 4 mm) conditions with 0% and 40%BW. heart rate and VO2 were continuously recorded. Metabolic equivalents (METs) for WBV squats with 0–40% BW were ~ 3.8–5.3, and ~ 7.3 for 80% BW. LOAD-study presented a significant vibration × training weight interaction effect for in-exercise VO2 (F = 3.171, P = 0.05, η p 2  = 0.105) and post-exercise VO2 (F = 4.156, P = 0.021, η p 2  = 0.133). In-exercise VO2 of 80%BW squat (P < 0.001) and post-exercise VO2 of both 40% (P = 0.049) and 80%BW squat (P < 0.001) under WBV were significantly higher than those under non-WBV. AMPLITUDE-study presented no significant amplitude × training weight interaction effect for VO2 and heart rate (P > 0.05). WBV squats are moderate-to-vigorous intensity exercise. 30 Hz 2 mm WBV is sufficient for evoking superior oxygen consumption during and after exercise under certain training weight, the response of heart rate to WBV was less pronounced. Increasing training weight could elicit greater oxygen consumption and heart rate under WBV condition.
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spelling doaj-art-ad40f9bd62d845e485a14f1885387dc62025-01-19T12:19:49ZengNature PortfolioScientific Reports2045-23222025-01-011511810.1038/s41598-025-86459-0Unveiling whole body vibration squat intensity insight from oxygen consumption and heart rate responseZhengji Qiao0Feifei Li1Zhengyang Ye2Longyan Yi3Yanchun Li4Bing Yan5Yang Wang6China Institute of Sport and Health Science, Beijing Sport UniversityCentre for Health and Exercise Science Research, Department of Physical Education and Health, Hong Kong Baptist UniversityChina Institute of Sport and Health Science, Beijing Sport UniversityChina Institute of Sport and Health Science, Beijing Sport UniversityChina Institute of Sport and Health Science, Beijing Sport UniversityChina Institute of Sport and Health Science, Beijing Sport UniversityChina Institute of Sport and Health Science, Beijing Sport UniversityAbstract This study explored the effects of training weight and amplitude in whole-body vibration (WBV) on exercise intensity, indicated by oxygen consumption (VO2) and heart rate. In LOAD-study: ten participants performed squats under non-WBV and WBV (30 Hz 2 mm) conditions at 0%, 40%, and 80% bodyweight (BW). In AMPLITUDE-study: eight participants performed squats under non-WBV, low-amplitude WBV (30 Hz 2 mm), and high-amplitude WBV (30 Hz 4 mm) conditions with 0% and 40%BW. heart rate and VO2 were continuously recorded. Metabolic equivalents (METs) for WBV squats with 0–40% BW were ~ 3.8–5.3, and ~ 7.3 for 80% BW. LOAD-study presented a significant vibration × training weight interaction effect for in-exercise VO2 (F = 3.171, P = 0.05, η p 2  = 0.105) and post-exercise VO2 (F = 4.156, P = 0.021, η p 2  = 0.133). In-exercise VO2 of 80%BW squat (P < 0.001) and post-exercise VO2 of both 40% (P = 0.049) and 80%BW squat (P < 0.001) under WBV were significantly higher than those under non-WBV. AMPLITUDE-study presented no significant amplitude × training weight interaction effect for VO2 and heart rate (P > 0.05). WBV squats are moderate-to-vigorous intensity exercise. 30 Hz 2 mm WBV is sufficient for evoking superior oxygen consumption during and after exercise under certain training weight, the response of heart rate to WBV was less pronounced. Increasing training weight could elicit greater oxygen consumption and heart rate under WBV condition.https://doi.org/10.1038/s41598-025-86459-0Whole body vibrationMetabolic equivalentOxygen consumptionHeart rateExercise prescription
spellingShingle Zhengji Qiao
Feifei Li
Zhengyang Ye
Longyan Yi
Yanchun Li
Bing Yan
Yang Wang
Unveiling whole body vibration squat intensity insight from oxygen consumption and heart rate response
Scientific Reports
Whole body vibration
Metabolic equivalent
Oxygen consumption
Heart rate
Exercise prescription
title Unveiling whole body vibration squat intensity insight from oxygen consumption and heart rate response
title_full Unveiling whole body vibration squat intensity insight from oxygen consumption and heart rate response
title_fullStr Unveiling whole body vibration squat intensity insight from oxygen consumption and heart rate response
title_full_unstemmed Unveiling whole body vibration squat intensity insight from oxygen consumption and heart rate response
title_short Unveiling whole body vibration squat intensity insight from oxygen consumption and heart rate response
title_sort unveiling whole body vibration squat intensity insight from oxygen consumption and heart rate response
topic Whole body vibration
Metabolic equivalent
Oxygen consumption
Heart rate
Exercise prescription
url https://doi.org/10.1038/s41598-025-86459-0
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