Women’s crotch bone recovery time after childbirth depends on the degree of deformation, as well as the body’s recovery, generally one month after delivery will return to normal, but the crotch bone deformation is serious, it takes six months or even a year to recover, and some women can not recover for life, is due to women during pregnancy embryonic secretion of more relaxin, so that the lumbosacral joint ligaments relaxation, and in the process of delivery, the pelvic fissure open to make The crotch bone becomes wider. If a woman recovers well after childbirth, along with exercise, such as yoga postnatal exercise, pelvic physical therapy, can make the pubic symphysis ligaments retract, the crotch bone back to normal state. If the pubic bone separation before delivery is serious, after delivery without proper care, the crotch bone is difficult to return to its normal state, so it is recommended that women do appropriate exercise after delivery, which is conducive to the recovery of the body.