Sleep deprivation? You eat more.

You might not have noticed it, but people tend to eat more if they haven’t slept enough the night before. “Sleep munchies are definitely a thing,” says my colleague Matt Giles, who was up late working and felt compelled to eat some pita chips and hummus. Now scientists have linked this behavioral quirk to human physiology: Sleep deprivation alters the endocannabinoid system, a series of receptors that affect the body’s regulation of hormones and immune function, the same one that’s affected when people smoke marijuana. The study with these findings was published this week in the journal Sleep.

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www.popsci.com/sleep-deprivation-can-give-you-munchies