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Active body, healthy brain: Exercise for healthy cognitive aging
Teresa Liu-Ambrose1, Cindy Barha1, Ryan S Falck1
1Department of Physical Therapy, Djavad Mowafaghian Centre for Brain Health, University of British Columbia, Vancouver, BC, Canada.
International Review of Neurobiology
|October 15, 2019
Summary
Promoting healthy cognitive aging is crucial. Regular physical activity and exercise benefit cognitive health in older adults, regardless of cognitive impairment status. Biological sex may influence exercise effectiveness.
Area of Science:
- Gerontology
- Neuroscience
- Public Health
Background:
- Global population is aging, making healthy cognitive aging a significant public health concern.
- Physical activity is a key modifiable lifestyle factor influencing cognitive function in older adults.
- Cognitive impairment affects a growing number of older adults, necessitating effective interventions.
Purpose of the Study:
- To review current evidence on physical activity and exercise for cognitive health in older adults.
- To examine the impact of physical activity on cognition in both unimpaired and cognitively impaired older adults.
- To explore biological sex as a moderator of exercise's effects on cognitive health.
Main Methods:
- Systematic review of epidemiological studies.
- Analysis of randomized controlled trials (RCTs) investigating exercise interventions.
- Inclusion of studies examining cognitive outcomes in diverse older adult populations.
Main Results:
- Consistent evidence supports physical activity's positive association with cognitive health in aging.
- Exercise interventions demonstrate benefits for cognitive function across different cognitive statuses.
- Emerging data suggests biological sex may modulate the efficacy of exercise for cognitive enhancement.
Conclusions:
- Physical activity is a vital strategy for promoting healthy cognitive aging.
- Further research is needed to elucidate sex-specific responses to exercise for cognitive health.
- Future studies should focus on personalized exercise prescriptions for optimal cognitive benefits in older adults.
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