But questions remain about PPA use by teenagers and those with eating disorders. Fad dieting can keep teenagers from getting calories and nutrients they need to grow properly and can retard growth. Believe it or not, it's as simple as making a few changes in your eating habits to emphasize healthy foods and exercise-good advice even if you don't need to lose weight. Hattner describes a good diet as one that has balance, variety and moderation in food choices. If you do need to lose weight, stepping up your activity level will cause you to burn calories more quickly and help make weight loss easier.
Exercise increases lean body weight.
Fad or starvation diets and diet pills offer temporary solutions, at best. At worst, they may jeopardize your health. To lose weight and keep it off, your best bet is to reduce fat intake and to exercise.