7 Thoughts That Can Make You Thin

Old loop: After that grueling workout, I deserve a bacon double cheeseburger.

Switch to... After busting my butt at the gym, my body deserves the VIP treatment.

Here's How: "Most people overestimate the number of calories they've burned," says Brian Wansink, PhD, a professor of marketing, applied economics, and nutritional science at Cornell University and author of Marketing Nutrition. To burn off a bacon double cheeseburger, the average 140-pound woman has to jog at a rate of five miles per hour for more than 60 minutes. Recast your concept of reward: Instead of seeking food, take a luxurious bubble bath, rent a guilty-pleasure movie, buy a new pair of shoes, or lose yourself in a good novel.