Physical Activity May Be Associated with Conditioned Pain Modulation in Women but Not Men among Healthy Individuals

Background. Conditioned pain modulation (CPM), a phenomenon also known as diffuse noxious inhibitory control, is thought to be affected by various factors, including sex and level of physical activity. However, the involvement of these factors in CPM remains unclear. Methods. Eighty-six healthy youn...

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Main Authors: Yukiko Shiro, Tatsunori Ikemoto, Yuta Terasawa, Young-Chang P. Arai, Kazuhiro Hayashi, Takahiro Ushida, Takako Matsubara
Format: Article
Language:English
Published: Wiley 2017-01-01
Series:Pain Research and Management
Online Access:http://dx.doi.org/10.1155/2017/9059140
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author Yukiko Shiro
Tatsunori Ikemoto
Yuta Terasawa
Young-Chang P. Arai
Kazuhiro Hayashi
Takahiro Ushida
Takako Matsubara
author_facet Yukiko Shiro
Tatsunori Ikemoto
Yuta Terasawa
Young-Chang P. Arai
Kazuhiro Hayashi
Takahiro Ushida
Takako Matsubara
author_sort Yukiko Shiro
collection DOAJ
description Background. Conditioned pain modulation (CPM), a phenomenon also known as diffuse noxious inhibitory control, is thought to be affected by various factors, including sex and level of physical activity. However, the involvement of these factors in CPM remains unclear. Methods. Eighty-six healthy young subjects (M/F, 43/43) participated in this study. Participants were assessed on the basis of their mechanical pressure pain threshold (PPT), CPM response, body mass index (BMI), basal metabolic rate (BMR), and duration of moderate-to-vigorous physical activity (MVPA) over a week, using a motion counter. Response to CPM was evaluated as PPT during painful cold stimulation relative to baseline PPT. Results. Men showed significantly higher baseline PPT than women; however, this difference was no longer significant after controlling for confounders. Stepwise multiple linear regression analyses revealed BMR to be a significant contributor towards baseline PPT in the entire study population. In contrast, although there were no significant contributors to CPM response among men and in the overall study group, MVPA was positively associated with CPM response among women (β = 0.397). Conclusions. These results suggest that, among healthy young individuals, CPM response may be associated with moderate-to-vigorous physical activity in women but not in men.
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spelling doaj-art-22c95238bb7946a897c1ee59d3b7cf922025-02-03T05:59:09ZengWileyPain Research and Management1203-67651918-15232017-01-01201710.1155/2017/90591409059140Physical Activity May Be Associated with Conditioned Pain Modulation in Women but Not Men among Healthy IndividualsYukiko Shiro0Tatsunori Ikemoto1Yuta Terasawa2Young-Chang P. Arai3Kazuhiro Hayashi4Takahiro Ushida5Takako Matsubara6Department of Physical Therapy, Faculty of Rehabilitation Sciences, Nagoya Gakuin University, Nagoya, JapanMultidisciplinary Pain Center, Aichi Medical University, Aichi, JapanNational Hospital Organization, Higashi Nagoya National Hospital, Aichi, JapanMultidisciplinary Pain Center, Aichi Medical University, Aichi, JapanMultidisciplinary Pain Center, Aichi Medical University, Aichi, JapanMultidisciplinary Pain Center, Aichi Medical University, Aichi, JapanMultidisciplinary Pain Center, Aichi Medical University, Aichi, JapanBackground. Conditioned pain modulation (CPM), a phenomenon also known as diffuse noxious inhibitory control, is thought to be affected by various factors, including sex and level of physical activity. However, the involvement of these factors in CPM remains unclear. Methods. Eighty-six healthy young subjects (M/F, 43/43) participated in this study. Participants were assessed on the basis of their mechanical pressure pain threshold (PPT), CPM response, body mass index (BMI), basal metabolic rate (BMR), and duration of moderate-to-vigorous physical activity (MVPA) over a week, using a motion counter. Response to CPM was evaluated as PPT during painful cold stimulation relative to baseline PPT. Results. Men showed significantly higher baseline PPT than women; however, this difference was no longer significant after controlling for confounders. Stepwise multiple linear regression analyses revealed BMR to be a significant contributor towards baseline PPT in the entire study population. In contrast, although there were no significant contributors to CPM response among men and in the overall study group, MVPA was positively associated with CPM response among women (β = 0.397). Conclusions. These results suggest that, among healthy young individuals, CPM response may be associated with moderate-to-vigorous physical activity in women but not in men.http://dx.doi.org/10.1155/2017/9059140
spellingShingle Yukiko Shiro
Tatsunori Ikemoto
Yuta Terasawa
Young-Chang P. Arai
Kazuhiro Hayashi
Takahiro Ushida
Takako Matsubara
Physical Activity May Be Associated with Conditioned Pain Modulation in Women but Not Men among Healthy Individuals
Pain Research and Management
title Physical Activity May Be Associated with Conditioned Pain Modulation in Women but Not Men among Healthy Individuals
title_full Physical Activity May Be Associated with Conditioned Pain Modulation in Women but Not Men among Healthy Individuals
title_fullStr Physical Activity May Be Associated with Conditioned Pain Modulation in Women but Not Men among Healthy Individuals
title_full_unstemmed Physical Activity May Be Associated with Conditioned Pain Modulation in Women but Not Men among Healthy Individuals
title_short Physical Activity May Be Associated with Conditioned Pain Modulation in Women but Not Men among Healthy Individuals
title_sort physical activity may be associated with conditioned pain modulation in women but not men among healthy individuals
url http://dx.doi.org/10.1155/2017/9059140
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