Wide hips after childbirth can usually recover on their own. During pregnancy, due to the change of hormone level in the body, the muscle ligaments of pregnant women will gradually become loose, especially in the pubic symphysis, sacroiliac joints and lumbar vertebrae, etc. It is mainly to prepare for vaginal delivery, so it leads to the situation that the crotch becomes wider after childbirth. This situation usually occurs after the delivery, the epiphyses and periosteum structure will gradually return to the normal state with the recovery of the body. Women should get out of bed as soon as possible after delivery, and do some rehabilitation training to contract the vagina and anus appropriately, or with the help of abdominal belts and so on, which will help the mother’s body shape to recover. In addition, the mother should also pay attention to dietary management, reasonable with the dietary structure, to ensure that the nutrient intake of balanced and comprehensive. Therefore, postpartum crotch width can generally be recovered on their own, but this is a gradual process, can not be rushed.