Cesarean section needs to be rechecked 42 days after the operation, if the body recovers well, the wounds are all fully healed, the uterine adnexa is not abnormal, and the pelvic floor muscle function is normal, then appropriate sexual life can be considered. Under normal circumstances, the puerperal recovery period is 42 days, during which there is a process of uterine recovery, wound recovery, and discharge of the evil dew. Subsequently, the mother’s body can gradually return to the pre-pregnancy state, basically the same as the pre-pregnancy size of the uterus, the degree of recovery of the lining, so it is recommended to have sex after 42 days postpartum. However, it should be noted that, after the cesarean section can not have sex too early, if the uterine incision healing is not good or the discharge is not clean, easy to uterine infection, jeopardizing the health, and have a great impact on the future of childbirth. In addition, postpartum women also pay attention to moderate sexual life, avoid frequent excessive. Before and after coitus need to pay attention to both external genital cleanliness and hygiene, action should not be too rough.