Cleveland Clinic journal of medicine
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Jet lag sleep disorder and shift work sleep disorder are the result of dyssynchrony between the internal clock and the external light-dark cycle, brought on by rapid travel across time zones or by working a nonstandard schedule. Symptoms can be minimized by optimizing the sleep environment, by strategic avoidance of and exposure to light, and also with drug and behavioral therapies.
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During the last 5 years, new randomized trials in critically ill patients have challenged a number of traditional treatment strategies in intensive care. The authors review eight studies that helped change their medical practices.