Exercise is a key component of successful weight loss for most dieters. In fact, increased physical activity is a successful way to lose weight even without calorie restrictions. And making exercise a key component of one’s lifestyle is what will help you keep the weight off. Secondly, dieters who engage in long-term support, via person-to-person contact or over the Internet, have a better chance at maintaining their weight loss than those who do not. The best weight loss diet combines these avrious components and let it work.