Alzheimer’s research: Aerobic exercise can protect brain, improve mental agility

There is no proven way to prevent Alzheimer’s disease, but a new Seattle-area study provides some of the strongest evidence yet that regular exercise can protect the brain — and even improve cognitive performance — in older adults showing signs of mental decline.

Researchers at the University of Washington School of Medicine and Veterans Affairs Puget Sound Health Care System tested the effects of aerobic training in a clinical trial with 33 women and men diagnosed with mild cognitive impairment, often a prelude to Alzheimer’s disease.

Twenty-three of the volunteers, selected randomly, began an intense program of aerobic exercise, spending 45 to 60 minutes on a treadmill or stationary bike four days a week. The remaining 10, the study’s control group, spent the same amount of time performing non-aerobic stretching and balance exercises.

Read more at OregonLive.com

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