Posted Sep 30, 2022, 6:03 AM
Researchers at the University of California, Berkeley, in a large study of the effects of sleep deprivation, found a 10% drop in the number of donations collected the days after daylight saving time. been in states that practice the exercise (PLOS Biology, August 2022)! A lack of generosity that they attribute to the loss of an hour of sleep. In a first experiment, using questionnaires, they showed that a decrease in sleep quality predicted a significant drop in the desire to help others. And in a second, conducted on volunteers followed by functional brain imaging (fMRI), they concluded that deprivation acts on the areas of the brain where social ties and altruism are partly played out. The authors, in their analysis, push their reflection beyond the simple individual framework. According to them, lack of sleep affects the quality of interactions within the close social circle and up to the very fabric of society as a whole, as evidenced by the effect on donations.
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