Effect of multicomponent exercise in cognitive impairment: a systematic review and meta-analysis

Abstract Background Multicomponent physical exercise is the most recommended type of physical intervention in older adults. Experimental data suggest the relevance of the muscle-brain axis and the relationship between muscle contraction and release of brain-derived neurotrophic factor, however, the...

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Main Authors: Luis Carlos Venegas-Sanabria, Iván Cavero-Redondo, Vicente Martínez-Vizcaino, Carlos Alberto Cano-Gutierrez, Celia Álvarez-Bueno
Format: Article
Language:English
Published: BMC 2022-07-01
Series:BMC Geriatrics
Subjects:
Online Access:https://doi.org/10.1186/s12877-022-03302-1
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author Luis Carlos Venegas-Sanabria
Iván Cavero-Redondo
Vicente Martínez-Vizcaino
Carlos Alberto Cano-Gutierrez
Celia Álvarez-Bueno
author_facet Luis Carlos Venegas-Sanabria
Iván Cavero-Redondo
Vicente Martínez-Vizcaino
Carlos Alberto Cano-Gutierrez
Celia Álvarez-Bueno
author_sort Luis Carlos Venegas-Sanabria
collection DOAJ
description Abstract Background Multicomponent physical exercise is the most recommended type of physical intervention in older adults. Experimental data suggest the relevance of the muscle-brain axis and the relationship between muscle contraction and release of brain-derived neurotrophic factor, however, the impact of this relationship on cognition remains unclear, especially in people with diagnosis of cognitive impairment. This study assesses the effect of multicomponent physical exercise on global cognition in people with mild cognitive impairment or dementia. Methods Randomized controlled trials published until January 2021 were searched across three electronic databases (PubMed, Scopus, and Cochrane Database). Data about exercises included in the multicomponent intervention (endurance, strength, balance, or flexibility), the inclusion of aerobic exercise, and the change in global cognition were extracted. The effect size was represented as a standardized mean difference. Risk of bias was assessed by the RoB2 tool. Results A total of 8 studies were included. The overall effect size suggested an effect of multicomponent exercise on global cognition. However, the subgroup analysis showed an effect only when aerobic exercise was included in the intervention. No effect when mild cognitive impairment and dementia were assessed separately was found. Conclusion This study suggests that multicomponent physical exercise could have an effect on global cognition in people with mild cognitive impairment or dementia only when aerobic exercise is included in the intervention. Our results support the inclusion of structured physical exercise programs in the management of people with cognitive impairment.
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spelling doaj.art-b6d242d73d1843bb971025886cf02c9f2022-12-22T03:40:51ZengBMCBMC Geriatrics1471-23182022-07-0122111110.1186/s12877-022-03302-1Effect of multicomponent exercise in cognitive impairment: a systematic review and meta-analysisLuis Carlos Venegas-Sanabria0Iván Cavero-Redondo1Vicente Martínez-Vizcaino2Carlos Alberto Cano-Gutierrez3Celia Álvarez-Bueno4Universidad de Castilla-La Mancha, Health and Social Research CenterUniversidad de Castilla-La Mancha, Health and Social Research CenterUniversidad de Castilla-La Mancha, Health and Social Research CenterAging Institute, Medicine School, Pontificia Universidad JaverianaUniversidad de Castilla-La Mancha, Health and Social Research CenterAbstract Background Multicomponent physical exercise is the most recommended type of physical intervention in older adults. Experimental data suggest the relevance of the muscle-brain axis and the relationship between muscle contraction and release of brain-derived neurotrophic factor, however, the impact of this relationship on cognition remains unclear, especially in people with diagnosis of cognitive impairment. This study assesses the effect of multicomponent physical exercise on global cognition in people with mild cognitive impairment or dementia. Methods Randomized controlled trials published until January 2021 were searched across three electronic databases (PubMed, Scopus, and Cochrane Database). Data about exercises included in the multicomponent intervention (endurance, strength, balance, or flexibility), the inclusion of aerobic exercise, and the change in global cognition were extracted. The effect size was represented as a standardized mean difference. Risk of bias was assessed by the RoB2 tool. Results A total of 8 studies were included. The overall effect size suggested an effect of multicomponent exercise on global cognition. However, the subgroup analysis showed an effect only when aerobic exercise was included in the intervention. No effect when mild cognitive impairment and dementia were assessed separately was found. Conclusion This study suggests that multicomponent physical exercise could have an effect on global cognition in people with mild cognitive impairment or dementia only when aerobic exercise is included in the intervention. Our results support the inclusion of structured physical exercise programs in the management of people with cognitive impairment.https://doi.org/10.1186/s12877-022-03302-1Cognitive impairmentPhysical activityNon-pharmacological treatmentMeta-analysis
spellingShingle Luis Carlos Venegas-Sanabria
Iván Cavero-Redondo
Vicente Martínez-Vizcaino
Carlos Alberto Cano-Gutierrez
Celia Álvarez-Bueno
Effect of multicomponent exercise in cognitive impairment: a systematic review and meta-analysis
BMC Geriatrics
Cognitive impairment
Physical activity
Non-pharmacological treatment
Meta-analysis
title Effect of multicomponent exercise in cognitive impairment: a systematic review and meta-analysis
title_full Effect of multicomponent exercise in cognitive impairment: a systematic review and meta-analysis
title_fullStr Effect of multicomponent exercise in cognitive impairment: a systematic review and meta-analysis
title_full_unstemmed Effect of multicomponent exercise in cognitive impairment: a systematic review and meta-analysis
title_short Effect of multicomponent exercise in cognitive impairment: a systematic review and meta-analysis
title_sort effect of multicomponent exercise in cognitive impairment a systematic review and meta analysis
topic Cognitive impairment
Physical activity
Non-pharmacological treatment
Meta-analysis
url https://doi.org/10.1186/s12877-022-03302-1
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