More importantly, insufficient sleep can ultimately affect life expectancy and day-to-day well-being. An analysis of data from three separate studies suggests that sleeping five or fewer hours per night may increase mortality risk by as much as 15 percent.
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More importantly, insufficient sleep can ultimately affect life expectancy and day-to-day well-being. An analysis of data from three separate studies suggests that sleeping five or fewer hours per night may increase mortality risk by as much as 15 percent.