There are many reasons for obesity, but the most fundamental reason is that the total calorie intake of the organism exceeds the total calorie consumption for a long time, resulting in excess calories and fat accumulation, leading to obesity. So in order to achieve effective weight loss, it is only through the control of mouth, reduce calorie intake, and open legs, increase calorie consumption two aspects. Specifically to do: First, reduce calorie intake, avoid high-fat, high-salt, high-sugar food, control the total calories a day, eat more fiber-rich food to enhance the sense of satiety, laxative effect, reduce the intake of refined processed foods. Second, increase consumption, advocate regular, effective and continuous aerobic exercise, adhere to the daily exercise at least half an hour, at least five times a week.