The scientific method of weight loss: 1, appropriate diet control and not diet, because the process of weight loss must be balanced diet to ensure the basic metabolism of the body, to maintain physical health. If excessive dieting will cause the lack of certain nutrients and harm the body. 2, appropriate to increase exercise and never a lot of exercise, because in the process of exercise may produce damage to the knee joints and organs of obese people. If in the process of weight loss exercise, must be designed according to the specific situation of each person the appropriate amount of exercise and the appropriate way. 3, must develop a good lifestyle, because the essence of obesity is a poor lifestyle caused by excessive fat accumulation in the body, develop a good lifestyle of diet, regular living, and orderly work is essential.