Acute Effects of Whole-Body Electromyostimulation on Energy Expenditure at Resting and during Uphill Walking in Healthy Young Men
The effects of the different electrical frequencies of whole-body electrical stimulation (WB-EMS) on energy expenditure (EE) and the respiratory exchange ratio (RER) remain poorly understood. This study aimed to determine the effects of different WB-EMS electrical frequencies on EE and the RER durin...
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MDPI AG
2022-08-01
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author | Unai A. Perez-De-Arrilucea-Le-Floc’h Manuel Dote-Montero Abraham Carle-Calo Guillermo Sánchez-Delgado Jonatan R. Ruiz Francisco J. Amaro-Gahete |
author_facet | Unai A. Perez-De-Arrilucea-Le-Floc’h Manuel Dote-Montero Abraham Carle-Calo Guillermo Sánchez-Delgado Jonatan R. Ruiz Francisco J. Amaro-Gahete |
author_sort | Unai A. Perez-De-Arrilucea-Le-Floc’h |
collection | DOAJ |
description | The effects of the different electrical frequencies of whole-body electrical stimulation (WB-EMS) on energy expenditure (EE) and the respiratory exchange ratio (RER) remain poorly understood. This study aimed to determine the effects of different WB-EMS electrical frequencies on EE and the RER during supine resting and uphill walking. A total of 10 healthy and recreationally active men (21.6 ± 3.3 years old) participated in the present study. Participants completed two testing sessions in a randomized order. In each session, a variety of impulse frequencies (1 hertz (Hz), 2 Hz, 4 Hz, 6 Hz, 8 Hz, and 10 Hz) were applied in a randomized order, allowing a 10 min passive recovery between them. Oxygen consumption and carbon dioxide production were measured to calculate EE and the RER. All frequencies increased EE at rest (all <i>p</i> ≤ 0.001), with 4 Hz being the frequency producing the highest increase (Δ = 8.89 ± 1.49 kcal/min), as did 6 Hz (Δ = 8.05 ± 1.52 kcal/min) and 8 Hz (Δ = 7.04 ± 2.16 kcal/min). An increment in the RER at rest was observed with 4 Hz, 6 Hz, 8 Hz and 10 Hz (all <i>p</i> ≤ 0.016), but not with 1 Hz and 2 Hz (<i>p</i> ≥ 0.923). During uphill walking, the frequency that elicited the highest increase in EE was 6 Hz (Δ = 4.87 ± 0.84 kcal/min) compared to the unstimulated condition. None of the impulse frequencies altered the RER during uphill walking. WB-EMS increases EE in healthy young men both during resting and uphill walking. |
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language | English |
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spelling | doaj.art-21a29464d7a04a81860140f13dbf4fd72023-11-23T17:43:31ZengMDPI AGMetabolites2218-19892022-08-0112978110.3390/metabo12090781Acute Effects of Whole-Body Electromyostimulation on Energy Expenditure at Resting and during Uphill Walking in Healthy Young MenUnai A. Perez-De-Arrilucea-Le-Floc’h0Manuel Dote-Montero1Abraham Carle-Calo2Guillermo Sánchez-Delgado3Jonatan R. Ruiz4Francisco J. Amaro-Gahete5PROFITH (PROmoting FITness and Health through Physical Activity) Research Group, Sport and Health University Research Institute (iMUDS), Department of Physical Education and Sport, Faculty of Sport Sciences, University of Granada, 18007 Granada, SpainPROFITH (PROmoting FITness and Health through Physical Activity) Research Group, Sport and Health University Research Institute (iMUDS), Department of Physical Education and Sport, Faculty of Sport Sciences, University of Granada, 18007 Granada, SpainEFFECTS-262 Research Group, Department of Physiology, Faculty of Medicine, University of Granada, Avenida de la Investigación N° 11, 18007 Granada, SpainPROFITH (PROmoting FITness and Health through Physical Activity) Research Group, Sport and Health University Research Institute (iMUDS), Department of Physical Education and Sport, Faculty of Sport Sciences, University of Granada, 18007 Granada, SpainPROFITH (PROmoting FITness and Health through Physical Activity) Research Group, Sport and Health University Research Institute (iMUDS), Department of Physical Education and Sport, Faculty of Sport Sciences, University of Granada, 18007 Granada, SpainPROFITH (PROmoting FITness and Health through Physical Activity) Research Group, Sport and Health University Research Institute (iMUDS), Department of Physical Education and Sport, Faculty of Sport Sciences, University of Granada, 18007 Granada, SpainThe effects of the different electrical frequencies of whole-body electrical stimulation (WB-EMS) on energy expenditure (EE) and the respiratory exchange ratio (RER) remain poorly understood. This study aimed to determine the effects of different WB-EMS electrical frequencies on EE and the RER during supine resting and uphill walking. A total of 10 healthy and recreationally active men (21.6 ± 3.3 years old) participated in the present study. Participants completed two testing sessions in a randomized order. In each session, a variety of impulse frequencies (1 hertz (Hz), 2 Hz, 4 Hz, 6 Hz, 8 Hz, and 10 Hz) were applied in a randomized order, allowing a 10 min passive recovery between them. Oxygen consumption and carbon dioxide production were measured to calculate EE and the RER. All frequencies increased EE at rest (all <i>p</i> ≤ 0.001), with 4 Hz being the frequency producing the highest increase (Δ = 8.89 ± 1.49 kcal/min), as did 6 Hz (Δ = 8.05 ± 1.52 kcal/min) and 8 Hz (Δ = 7.04 ± 2.16 kcal/min). An increment in the RER at rest was observed with 4 Hz, 6 Hz, 8 Hz and 10 Hz (all <i>p</i> ≤ 0.016), but not with 1 Hz and 2 Hz (<i>p</i> ≥ 0.923). During uphill walking, the frequency that elicited the highest increase in EE was 6 Hz (Δ = 4.87 ± 0.84 kcal/min) compared to the unstimulated condition. None of the impulse frequencies altered the RER during uphill walking. WB-EMS increases EE in healthy young men both during resting and uphill walking.https://www.mdpi.com/2218-1989/12/9/781energy metabolismrespiratory exchange ratioimpulse frequencieswhole-body electromyostimulation |
spellingShingle | Unai A. Perez-De-Arrilucea-Le-Floc’h Manuel Dote-Montero Abraham Carle-Calo Guillermo Sánchez-Delgado Jonatan R. Ruiz Francisco J. Amaro-Gahete Acute Effects of Whole-Body Electromyostimulation on Energy Expenditure at Resting and during Uphill Walking in Healthy Young Men Metabolites energy metabolism respiratory exchange ratio impulse frequencies whole-body electromyostimulation |
title | Acute Effects of Whole-Body Electromyostimulation on Energy Expenditure at Resting and during Uphill Walking in Healthy Young Men |
title_full | Acute Effects of Whole-Body Electromyostimulation on Energy Expenditure at Resting and during Uphill Walking in Healthy Young Men |
title_fullStr | Acute Effects of Whole-Body Electromyostimulation on Energy Expenditure at Resting and during Uphill Walking in Healthy Young Men |
title_full_unstemmed | Acute Effects of Whole-Body Electromyostimulation on Energy Expenditure at Resting and during Uphill Walking in Healthy Young Men |
title_short | Acute Effects of Whole-Body Electromyostimulation on Energy Expenditure at Resting and during Uphill Walking in Healthy Young Men |
title_sort | acute effects of whole body electromyostimulation on energy expenditure at resting and during uphill walking in healthy young men |
topic | energy metabolism respiratory exchange ratio impulse frequencies whole-body electromyostimulation |
url | https://www.mdpi.com/2218-1989/12/9/781 |
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