Cheerup! There's good reason to get happy. A hot new plan promises to lift your spirits and whittle your waistline. It's The Good Mood Diet, the brainchild of renowned nutritionist Dr. Susan Kleiner, who's helped transformed professional athletes, busy executives and thousands of other men and women. Drawing on more than 25 years of experience, Dr. Kleiner has assembled a program that will boost your mood, build endurance and increase weight loss along the way. ...