Under the condition of excluding the influence of disease, through the regulation of diet and reasonable increase in exercise, then weight loss of 4-6 pounds is normal. Some studies have concluded that for people with a large weight base, the monthly weight loss target is set at about 5% of their own body weight, which is easier to achieve by controlling diet and strengthening exercise. Weight loss should be a long-term plan, not overnight, not to take an unscientific, blind weight loss methods, otherwise it is easy to cause adverse consequences. Standard weight should refer to the BMI value, that is, BMI (kg/m^2) = weight (kg)/height (m)^2, the value is stable at 18.5-23.9 as normal, you can project your relative standard weight according to the normal value. By maintaining a normal intake of nutrients such as protein, fat, carbohydrates, dietary fiber, vitamins, minerals and trace elements, and reducing high-calorie, high-fat and high-sugar diets such as fried chicken, pizza, alcohol, fatty meat and cakes, reducing the body’s absorption of fat and sugar is beneficial to weight loss. For exercise, you can take morning jogging, walking, brisk walking, swimming, playing badminton, etc., which helps to enhance cardiorespiratory function and reduce body fat accumulation. In the absence of special intervention, weight loss of more than 10 pounds in 1 month without any reason and with a continuous decline, consider that it may be related to hyperthyroidism, tuberculosis, tumors and other diseases, at which time patients can promptly go to the hospital to exclude such organic lesions.