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More Sleep Means More Brain Power

So sleep in without any guilt — it helps slow aging, too

En español | A good night's sleep isn't just refreshing: New research shows that lack of sleep ages the brain. Researchers asked study participants how much sleep they were getting — first as a baseline then five years later. Those whose sleep decreased during the five years showed an accelerated mental decline during cognitive testing that was equal to an extra four to seven years of aging. … Back to Article

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