The question of the best way to lose weight is a question that has raged on for many years. Today many of those weight lose questions center around the issue of nutrisystem vs medifast. These two diet plan giants are the real leaders in planned diet weight loss programs these days. There are many things that a person might need to consider when trying any of these weight loss programs, but you can be sure that regardless of which one you choose, it will mean a dramatic shift in your eating patterns. In most cases, it will be a change your body will thank you for.