America's Food Addiction and the Science of the Munchies

What that late-night craving for fatty foods can tell us about the brain in the gut.

As any stoner who’s polished off an epic portion of late-night mac and cheese will tell you, marijuana can give you the munchies—so much so that pot is prescribed to stimulate the appetites of patients with AIDS-wasting syndrome and terminal cancer. Forget the dispensary: Now, scientists are unraveling the body’s remarkable ability to create its own endocannabinoids.

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