Heal the heart, the mind will follow

Strategies that protect you from a heart attack or stroke can work against aging-related memory loss.

Research is beginning to show how emotions, isolation, and a host of other psychological and social factors affect the heart. It works the other way, too: The health of your heart and blood vessels affects your mind and brain.

One of the hazards of living longer is the specter of Alzheimer's disease. This thief of memory is relatively uncommon before age 60, but then increases with each passing half-decade, eventually afflicting just under half of those over age 85.

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