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nov 28, 450 BC - Alcmaeon
Description:
Earliest documented theory of sleep:
Loss of conciousness as blood retreats from the surface of the body (as blood leaves surface it puts you to sleep.)
Added to timeline:
History of Sleep study
By
K
9 Oct 2018
0
0
429
Date:
nov 28, 450 BC
Now
~ 2479 years ago
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