The recovery period after cesarean section is 3 months, so you can have normal sex only 90 days after the operation. Cesarean section has surgical wounds, wound recovery takes a long time, coitus needs to be in the cesarean section, wound healing can only be carried out, so cesarean section can only be coitus after 3 months. If the post-partum discharge is not completely discharged, the uterus is not fully recovered when coitus, mechanical movement will produce uterine shock, while the physical exertion of childbirth has not yet fully recovered, poor resistance, coitus at this time, the male genitalia will be bacteria into the vagina, can affect the healing of the uterine incision, resulting in bleeding, puerperal infections, and poor healing of the incision. It is recommended to follow the doctor’s instructions after cesarean section, go to the hospital for postnatal checkup, if the uterus recovers well, and the vaginal discharge is completely clean, you can advance the time of coitus under the obstetrician’s guidance according to the recovery of uterine wounds, as appropriate. In addition, it is recommended to eat more protein-rich food after cesarean section, which is conducive to wound healing.