Why do we even need to sleep?

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Why do we even need to sleep?
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Clip from Scope  |  Season 5  |  Episode 57  |  10 Peach  |  September 13, 2020
Classification: General Classification: General
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Why do we need to sleep? Scientists have been baffled by this question for years. How does sleep help our memory and brain function? Why do humans need darkness to encourage sleep? What other factors can affect how easily we fall asleep?

Why do we need to sleep? Scientists have been baffled by this question for years. How does sleep help our memory and brain function? Why do humans need darkness to encourage sleep? What other factors can affect how easily we fall asleep?

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