http://netvouz.com/parth/tag/brainwaves?feed=rss parth's bookmarks tagged "brainwaves" on Netvouz http://health.howstuffworks.com/sleep.htm Sleep refreshes the body and the brain. Learn about why we sleep, brainwaves and REM sleep, the dangers of not getting enough sleep and dreams. parth Sun, 26 Aug 2007 12:46:22 GMT