Quiz How Much Do You Know About Sleep Deprivation? (QUIZ)

Seven to nine hours. That's how much sleep we're ALL supposed to be getting  -- and not just on weekends, but EVERY night. In our plugged-in, 24-7 world, that's a lot harder to do than it sounds. But the consequences of exhaustion might just surprise you. Take our quiz to find out if you know just how bad sleep deprivation is for your health.

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