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22 August, 19:08

What's a popular theory for why we sleep?

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Answers (2)
  1. 22 August, 20:04
    0
    Fatigue, tiredness
  2. 22 August, 21:06
    0
    I mean, we sleep because we need to do restorative processes like repairing tissue, oftentimes these processes only occur during sleep.
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