Understanding circadian rhythms: a holistic approach to nurses and shift work.


When night shift nurses drive home at 7:30 a.m., the daylight resets their circadian pacemakers in the retina. This daylight exposure amplifies desynchronization of the circadian rhythm. It was found that 3:00 a.m. to 3:00 p.m. and 3:00 p.m. to 3:00 a.m. shifts produced less physiological and emotional stresses. Increased awareness of circadian rhythms may… (More)


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