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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Main Authors: Unai A. Perez-De-Arrilucea-Le-Floc’h, Manuel Dote-Montero, Abraham Carle-Calo, Guillermo Sánchez-Delgado, Jonatan R. Ruiz, Francisco J. Amaro-Gahete
Format: Article
Language:English
Published: MDPI AG 2022-08-01
Series:Metabolites
Subjects:
Online Access:https://www.mdpi.com/2218-1989/12/9/781
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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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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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