Being Overtired Is An Easy Way To Eat 400 More Calories A Day

You’ll eat more junk too.

"There is also evidence that short nights of sleep cause the body to produce more ghrelin (the hormone that tells us we’re hungry) and less leptin (the hormone that helps regulate energy and food intake and tells you when you’re full). And not sleeping enough throws off our circadian rhythm ― our body’s internal clock ― which also helps regulate when we’re hungry and when we eat."