Adverse changes in sleep duration are associated with lower cognitive scores in middle-aged adults

Sunday, May 1, 2011 - 06:00 in Psychology & Sociology

A study in the May 1 issue of the journal Sleep describes how changes in sleep that occur over a five-year period in late middle age affect cognitive function in later life. The findings suggest that women and men who begin sleeping more or less than 6 to 8 hours per night are subject to an accelerated cognitive decline that is equivalent to four to seven years of aging.

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