Want to Preserve Your Memory as You Age? New Research Points to 1 Sleep Factor

Researchers compared cognitively healthy young adults with older adults. They found a key change in brain activity.

BY ESTHER LIAN, EDITORIAL INTERN

Illustration: Inc.; Photos: Adobe Stock

Scientists have long linked sleep to memory, but new research may help explain why memory fades with age. The problem may not simply be how much sleep people get but what their brains are doing........

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