It's time to let your exhausted muscles take a break from the gym. But rest days are not days off from your program! You've got to focus on getting the perfect fuel into your body, prepping for your next workout and firing your metabolism. But that double-bacon-cheeseburger or slice of pepperoni pizza might start to look really tasty this week. Get Kris's expert tips to fight your food cravings so you're a winner in the end!