Up Your Calorie Burn... With A Nap
Sleep is a secret agent in the war on weight. Bad sleep boosts stress hormones in the body. This makes blood sugars fluctuate even more wildly, leaving you hungry and staggering out to forage for more high-fat comfort goodies. A short 15-minute nap or quiet rest could do more good than the punitive 3-hour gym session you were planning.
I especially like this bit