The best way to lose weight for 13-year-old children is as follows: First, in life, we should pay attention to a balanced, reasonable diet, not partiality, not picky about food, at the same time, we should reduce the intake of high-calorie foods, such as meat, fried, small food and other food intake, in the diet of each meal to do seven or eight minutes of satiety can be done, don’t eat too much, and to reduce the total amount of food per meal appropriately. Second, in daily life to increase the appropriate aerobic exercise, 30-60 minutes a day running or jumping rope and other aerobic exercise, is conducive to weight loss. Third, we must ensure adequate sleep, adequate sleep is conducive to weight management. Fourth, if you reach severe obesity, such as skin with acanthosis nigricans and other lesions under the circumstances, you need to take your child to the hospital for a detailed examination, to clarify whether the organs are affected, whether there are complications of the disease, you need to be in the doctor’s treatment, so as to further treatment of weight loss problems.