You can not eat snacks during weight loss, snacks have a fattening effect. Common snacks are mainly nuts, melon seeds and other plant seeds, as well as potato chips, shrimp fries and other puffed food, and cookies and other noodle food. Among them, nuts and melon seeds contain a relatively high fat content, puffed food and noodle food is mainly carbohydrates, fat and carbohydrates are fattening food. In addition, snacks are additional intake, its extra energy is not used to meet the body’s physiological needs and exercise needs and will be converted into fat storage, increasing the degree of obesity. If there is obesity, the intake of snacks should be eliminated. Staple food also need to limit the intake of fatty food and carbohydrate food, fatty food in animal fat need to eliminate intake, vegetable oil is limited to twenty grams per day. At the same time also need to increase the amount of running or swimming exercise, need to adhere to the exercise for more than half an hour a day.