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Archive for September, 2006

How To Recover From Jet Lag In Two Days - Not Two Weeks

According to University of Massachusetts mathematicians Tanya Leise and Hava Siegelmann, jet lag happens because different systems in the body have different circadian rhythms. For example, cells in your digestive system prepare for digestion at particular times of the day. Secretion of the sleep hormone melatonin is higher at night and lower during the day. [...]