Folks who get less than seven hours a night have accelerated aging in the brain, according to a study published this week in the journal Sleep. Their cognitive function is on par with someone who's three to seven years older. Surprisingly, getting too much sleep -- more than nine hours a night -- also appears to be linked to speeding the brain's aging process.
Showing posts with label aging. Show all posts
Showing posts with label aging. Show all posts
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