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New study say lack of sleep ages brain

Aug 3, 2014 by

A new study on people over 55 found that not getting enough sleep speeds up aging of the brain. More specifically, for every hour of reduced sleep duration, the neuroscientists found “an incremental annual expansion of the brain ventricles” and “an annual incremental decline in global cognitive performance.”

http://www.medicalnewstoday.com/articles/279010.php