[转贴]Study shows how sleep improves&

Study shows how sleep improves memory

<DIV class=submitted>By BJS </DIV><DIV class=created>Created 06/28/2005 - 08:52 </DIV><DIV class=content>

A good night's sleep triggers changes in the brain that help to improve memory, according to a new study led by researchers at Beth Israel Deaconess Medical Center (BIDMC).

These findings, reported in the June 30, 2005, issue of the journal Neuroscience and currently published on-line, might help to explain why children – infants, in particular – require much more sleep than adults, and also suggest a role for sleep in the rehabilitation of stroke patients and other individuals who have suffered brain injuries.

"Our previous studies demonstrated that a period of sleep could help people improve their performance of 'memory tasks,' such as playing piano scales," explains the study's lead author Matthew Walker, PhD, director of BIDMC's Sleep and Neuroimaging Laboratory. "But we didn't know exactly how or why this was happening.
 http://www.scienceblog.com/cms/node/8292/print

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