Social connections linked to sharp memory in Northwestern’s 80+ SuperAgers
TL;DR Summary
A 25-year Northwestern study of people 80 and older known as SuperAgers found memory performance comparable to much younger adults despite wide differences in diet and exercise; the common thread across this diverse group was strong social engagement. The link is associative, not proven causal, and brain pathology varied among participants, underscoring that social ties may mark rather than explain preserved memory.
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