Breastfeeding one month after cesarean section generally will not menstruation, but there will be individual differences. Cesarean section is a surgical method to terminate pregnancy, 6 weeks after the operation, the maternal organs can be restored to the non-pregnant state, not breastfeeding mothers will return to menstruation in the 6~10 weeks after the operation, and breastfeeding mothers due to the influence of hormone levels in the body, the general return of menstruation time will be delayed, so cesarean section after a month of breastfeeding is generally not menstruation, but there may also be individual differences. After cesarean section, the mother should pay attention to appropriate rest, but not absolutely bedridden, but also appropriate out of bed activities, in order to promote physical recovery and reduce the risk of thrombotic disease, but also conducive to the discharge of bad dew. During pregnancy, the mother should increase protein-containing food, which is good for breastfeeding, and also observe the recovery of the abdominal incision and the discharge of bad secretions.