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Physical exercise and cognitive performance in the elderly: current perspectives.

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Regular physical exercise may help slow cognitive decline in older adults and protect against dementia. Structured, individualized exercise programs show promise for enhancing brain health and preserving cognitive function.

Keywords:
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Area of Science:

  • Gerontology
  • Neuroscience
  • Public Health

Background:

  • Cognitive impairment and dementia incidence rise with aging.
  • Physical exercise offers neuroprotective mechanisms against cognitive decline.
  • Strategies are needed to maintain cognitive function in older adults.

Purpose of the Study:

  • To review the role of physical exercise in neuroprotection and cognitive performance.
  • To provide information on implementing exercise programs for older adults.
  • To explore exercise's potential in mitigating age-related cognitive decline and dementia.

Main Methods:

  • Review of animal and human studies on exercise and brain health.
  • Analysis of observational studies on exercise and cognitive performance.
  • Evaluation of clinical trials on exercise interventions for cognitive function.

Main Results:

  • Evidence supports exercise's role in modifying brain structure, metabolism, and function.
  • Observational studies suggest a dose-dependent neuroprotective effect of exercise.
  • Clinical trials show mixed results, with some demonstrating positive cognitive effects.

Conclusions:

  • Physical exercise interventions show promise for preserving cognitive performance in older adults.
  • Structured, individualized, higher-intensity, longer-duration, and multicomponent exercise programs appear most beneficial.
  • Further research is needed to optimize exercise strategies for brain health in aging populations.