Wednesday, April 28, 2010

Sleepless in Seattle... or any time zone, really.


 Why do some of us have a harder time adjusting to jet lag or daylight savings time than others?


www.answers.com





What about disruptions in sleep schedules? Our circadian (or biological) clock controls our bodies' sleep and wakefulness 
pattern, and that clock is regulated by DNA. On this date in 1994, an article was published in Science magazine 
announcing the discovery of a gene in mice which controls circadia...

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