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Why do people sleep?

Female  40 years old 2018-06-05
I find it very strange that this person sleeps every day, why should he sleep?

1 Answer These messages are for reference only

  • BY Ina Barton 2018-06-05
    People want to sleep because sleep can make people rest, and scientists call this sleep state rapid eye movement sleep, as the name suggests, that is, the eyeballs move fast during sleep, and the brain is also very active. Dreaming occurs in this period. .
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