During pregnancy and childbirth, women will exert obvious pressure on the pelvis, which will cause certain expansion and influence on the pelvis, and will also be accompanied by pelvic floor dysfunction. Proper recovery of postpartum pelvis is helpful to the overall recovery of postpartum women's body. First, we should pay attention to diet control after delivery, which should not only meet the needs of breastfeeding, but also cause excessive weight gain. Second, postpartum pelvic recovery, women should do Kegel exercise, which can promote the repair of pelvic floor muscles. Thirdly, if a woman has given birth many times, such as two or three vaginal deliveries, she should use machines to promote the repair of pelvis and pelvic floor, and the pelvic floor electrical stimulation or some magnetic therapy devices can greatly reduce the damage of pelvis and pelvic floor during pregnancy.