Sleep: Spring cleaning for the brain?

(PhysOrg.com) -- If you've ever been sleep-deprived, you know the feeling that your brain is full of wool.

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<p><a href="http://www.physorg.com/news157901492.html">Sleep: Spring cleaning for the brain?</a></p> <p>(PhysOrg.com) -- If you've ever been sleep-deprived, you know the feeling that your brain is full of wool.</p>