WELLNESS
02/21/2014 12:41 pm ET Updated Feb 21, 2014

Why Olympic Athletes Need Sleep For Medal-Winning Performances

Bonita Cooke via Getty Images

We all know that getting a good night's sleep can really make a big difference the next day. You wake up feeling refreshed and energized. Your mind is clear and you can take on the day. And that's just for the average Joe.

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