A study done in Sheffield, England, shows that critically ill patients get a better night's sleep when given melatonin.
Dr. Richard S. Bourne of Northern General Hospital in Sheffield tested the efficiency of melatonin when compared with a placebo. Those who took the placebo managed 2.5 hours of sleep, while those on melatonin slept for 3.5 hours, only a one hour difference, but other tests revealed that those taking melatonin got a better quality of sleep.
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