Menstruation is usually 1 month, and if a woman’s body recovers poorly after childbirth, she can also extend the period of menstruation appropriately. Whether the delivery is through normal delivery or caesarean section, the damage to the body is greater in the process of delivery. Bleeding occurs during delivery, physical exertion is greater, and there will be discharge of bad dew after delivery. Therefore, the body is relatively weak, postpartum need appropriate rest, avoid wind and cold, in the diet eat more protein-rich food, but also appropriate to eat some green vegetables, fruits, is conducive to the recovery of the body. If women go out or labor too early after delivery, poor rest and poor nutrition will easily lead to vaginal bleeding and poor body recovery. In addition, women must avoid puerperal complications during menstruation, move around moderately and maintain hygiene.