After exercise, fatness is considered to be caused by improper dietary control, increased muscle mass, insufficient exercise and other factors, and may also be caused by Cushing’s syndrome, hypothyroidism and other disease factors. 1. Improper dietary control: If you don’t actively control your diet in your daily life, and often eat high-fat, high-sugar, high-calorie foods, then even if you exercise and consume some of the calories, it will also cause you to gain weight. 2. Increased muscle content: the same volume of fat and muscle, muscle is heavier, and exercise will make the body’s muscle content increases, when the body’s muscle content increases will make the weight increase. 3. Insufficient exercise: If only a little exercise, may not be able to achieve the effect of weight loss, while caloric intake is greater than the amount of consumption can occur when the fat. 4. Disease factors: Cushing’s syndrome due to excessive secretion of glucocorticoids can appear centripetal obesity, resulting in fat after exercise; hypothyroidism in patients with decreased levels of thyroid hormones can be seen in the case of weight gain. People who need to lose weight are advised to take a healthy and reasonable way to lose weight, and if disease factors are suspected, it is recommended to go to the hospital.