Chubby Mice Show Why Midnight Snacking Makes Us Fat

Is midnight snacking bad for you? Diet experts have gone back and forth on that question, but new research from the University of Pennsylvania provides some dramatic evidence that chowing down late at night will indeed make you fat. The study, published this week in the journal Nature Medicine, found that disrupting the body’s internal clock can play a big role in weight gain. Or, to put it another way, it isn’t so much what you eat as when you …