Massive New Study of 500,000 People: Sleep Exactly This Much Every Night

Eight hours a night, they told you. Maybe not.

EXPERT OPINION BY BILL MURPHY JR., FOUNDER OF UNDERSTANDABLY AND CONTRIBUTING EDITOR, INC. @BILLMURPHYJR

Woman sleeping well in a nice sleeping room. Sunny daylight is coming through the curtains in the back.One hand resting in the foreground.

Eight hours a night, they told you. But the largest........

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