The physiological recovery period after cesarean section surgery is 3 months, so it takes about 3 months to return to the previous state. Since the bed rest time after cesarean section surgery is relatively long, coupled with adequate postoperative nutrition, there is a possibility that if there is no science of menstruation, it will lead to over-nutrition and the phenomenon of weight gain and obesity. It is recommended that after cesarean section surgery to strengthen the nutrition is one aspect, reasonable diet is also one aspect, to give comprehensive consideration. Don’t eat a lot of meat and fish, or high-calorie and high-fat food in order to make your body recover as soon as possible after cesarean section, which will lead to the phenomenon of fat accumulation and weight gain, so you have to eat a reasonable diet.