Science Trek

Sleep: Why Do We Need It?

Directed by Al Hagenlock
S20 • E6    Nov 19, 2018    4m
We spend about a third of our lives sleeping. Sleep rejuvenates our body and helps clean out our brain. But what is sleep? Scientists are studying why we sleep, why we can't sleep, and what sleep really means.

Where to Watch Science Trek - S20 • E6

Cast of Sleep: Why Do We Need It?

  • Joan Cartan-HansenSelf - Host / Writer / Producer
  • Al HagenlockDirector / Editor
  • Bruce ReichertExecutive Producer

 

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