The Effect of Three Months of Aerobic Training on Stroop Performance in Older Adults

Growing evidence supports the use of physical training interventions to improve both physical and cognitive performances in healthy older adults. Few studies have examined the impact of aerobic exercise on Stroop task performance, a measure of executive functions. In the current 3-month aerobic trai...

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Main Authors: David Predovan, Sarah A. Fraser, Mélanie Renaud, Louis Bherer
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Journal of Aging Research
Online Access:http://dx.doi.org/10.1155/2012/269815
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author David Predovan
Sarah A. Fraser
Mélanie Renaud
Louis Bherer
author_facet David Predovan
Sarah A. Fraser
Mélanie Renaud
Louis Bherer
author_sort David Predovan
collection DOAJ
description Growing evidence supports the use of physical training interventions to improve both physical and cognitive performances in healthy older adults. Few studies have examined the impact of aerobic exercise on Stroop task performance, a measure of executive functions. In the current 3-month aerobic training study, 50 older adults (mean age = 67.96 ± 6.25 years) were randomly assigned to either a three-month physical training group or to a control group (waiting list). Training sessions were 3 times per week for 60 minutes. All participants completed pre- and post-test measures of cognitive performance using the modified Stroop task and physical performance (Rockport one-mile test). Compared to controls, the training group showed significant improvements in physical capacity (P<0.001) and enhanced Stroop performance, but only in the inhibition/switching condition (P<0.03). Furthermore, the increase in aerobic capacity induced by the training regimen correlated negatively with reaction time in the inhibition/switching condition of the Stroop task at posttest (r=−0.538; P=0.007). Importantly, the reported gains in cognitive performance were observed after only three months of physical training. Taken together, the results suggest that even short-term physical interventions can enhance older adults’ executive functions.
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spelling doaj-art-79a316f714fd498092df3fd6b3b23bd12025-02-03T06:07:15ZengWileyJournal of Aging Research2090-22042090-22122012-01-01201210.1155/2012/269815269815The Effect of Three Months of Aerobic Training on Stroop Performance in Older AdultsDavid Predovan0Sarah A. Fraser1Mélanie Renaud2Louis Bherer3Centre de Recherche, Institut universitaire de gériatrie de Montréal, Montréal, QC, H3W 1W5, CanadaCentre de Recherche, Institut universitaire de gériatrie de Montréal, Montréal, QC, H3W 1W5, CanadaCentre de Recherche, Institut universitaire de gériatrie de Montréal, Montréal, QC, H3W 1W5, CanadaCentre de Recherche, Institut universitaire de gériatrie de Montréal, Montréal, QC, H3W 1W5, CanadaGrowing evidence supports the use of physical training interventions to improve both physical and cognitive performances in healthy older adults. Few studies have examined the impact of aerobic exercise on Stroop task performance, a measure of executive functions. In the current 3-month aerobic training study, 50 older adults (mean age = 67.96 ± 6.25 years) were randomly assigned to either a three-month physical training group or to a control group (waiting list). Training sessions were 3 times per week for 60 minutes. All participants completed pre- and post-test measures of cognitive performance using the modified Stroop task and physical performance (Rockport one-mile test). Compared to controls, the training group showed significant improvements in physical capacity (P<0.001) and enhanced Stroop performance, but only in the inhibition/switching condition (P<0.03). Furthermore, the increase in aerobic capacity induced by the training regimen correlated negatively with reaction time in the inhibition/switching condition of the Stroop task at posttest (r=−0.538; P=0.007). Importantly, the reported gains in cognitive performance were observed after only three months of physical training. Taken together, the results suggest that even short-term physical interventions can enhance older adults’ executive functions.http://dx.doi.org/10.1155/2012/269815
spellingShingle David Predovan
Sarah A. Fraser
Mélanie Renaud
Louis Bherer
The Effect of Three Months of Aerobic Training on Stroop Performance in Older Adults
Journal of Aging Research
title The Effect of Three Months of Aerobic Training on Stroop Performance in Older Adults
title_full The Effect of Three Months of Aerobic Training on Stroop Performance in Older Adults
title_fullStr The Effect of Three Months of Aerobic Training on Stroop Performance in Older Adults
title_full_unstemmed The Effect of Three Months of Aerobic Training on Stroop Performance in Older Adults
title_short The Effect of Three Months of Aerobic Training on Stroop Performance in Older Adults
title_sort effect of three months of aerobic training on stroop performance in older adults
url http://dx.doi.org/10.1155/2012/269815
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