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Sleep – Why We Need It and What Happens Without It

We spend approximately one-third of our lives sleeping, but why do our bodies need sleep? What is happening in our brains and bodies during our awake and sleeping periods? Could we get by with little to no sleep? Learn the answers to these questions and more with SciShow’s information-packed video about sleep!

Sleep: Why We Need It and What Happens Without It [YouTube]

Akemi Iwaya (Asian Angel) is our very own Firefox Fangirl who enjoys working with multiple browsers and loves 'old school' role-playing games. Visit her on Twitter and .

  • Published 10/16/13

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