Skimping on just one night’s sleep may have more significant — and immediate — consequences beyond feeling groggy and sluggish the next day. According to a new, small study, when men forgo just one night of their usual amount of sleep, their bodies experience changes that could promote weight gain and muscle loss.
After the men spent a single night not sleeping, the researchers found indications that fat and muscle responded in opposite ways, said lead study author Dr. Jonathan Cedernaes, a research associate in the Division of Endocrinology at the Northwestern University Feinberg School of Medicine in Chicago. Namely, the body increased its capacity for fat storage, while skeletal muscle tissue showed signs of increasing muscle breakdown.
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Originally published on Live Science.