Sunday, June 15, 2008

The Science Of Sleep

...disasters involve poor judgments and slowed reactions at a time when people were basically tired and made not complicated mistakes. Simple ones. And that is the hallmark of sleep deprivation...people who are chronically sleep deprived...often have no sense of their limitations......sleep-deprived volunteers often have mood swings: they get short-tempered, then become almost giddy, sometimes within seconds...people who had a good night of sleep, the control group, they showed a nice, modest, controlled response in their emotional centers of the brain......lack of sleep may be contributing to the epidemic of obesity...several large-scale studies from all over the world have reported a link between short sleep times and obesity, as well as heart disease, high blood pressure, and stroke. ...diabetes may be a disease of sleep deprivation......high schoolers are amongst the most sleep deprived individuals in our society, because they have an enormous sleep need - nine to ten hours...most of us need seven and a half to eight hours of sleep every night......naps can help. And brand new research is showing that long naps, including REM sleep, can even improve emotional outlook, making people less sensitive to negative experiences and more receptive to positive ones...

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