Sleep makes room for memories
Study shows sleep reduces harmful buildup of too many connections in the brain
By Tina Hesman Saey, 16:46 PM November 18, 2008
WASHINGTON — Sleep not only refreshes the body, it may also push the reset button on the brain, helping the brain stay flexible and ready to learn, new research shows.
Whether it is slow-wave sleep or rapid eye movement (REM), sleep changes the biochemistry of the brain, and the change is necessary to continue learning new things, suggests research presented November 18 at the annual meeting of the Society for Neuroscience.
Hundreds of genes behave differently when an animal is asleep rather ...
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