[Sciolist]

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They have taken the blood from sleep deprived mice and put it in well rested mice and the well rested mice went to sleep. He explains how there are people today who only require 2 or 3 hours of sleep a night.

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I am pretty sure you can train yourself down to these kinds of times. Perhaps not 2 or 3, but 4 or 5 and never need any more. The problem is, I like lying in bed.