Weight Watchers has a unique approach to weight loss because focus is given not just to techniques but also to assessment and motivation through group gatherings. There is a weigh-in registration, so right off the bat your weight is measured and then monitored throughout the program. The Momentum Program offered by this company helps you learn how to deal with hunger, make wiser choices about your diet, and follow a simple plan that allows you to enjoy life while losing weight at the same time.