The main common causes of pain in the hip bones on both sides of the mother after caesarean section are: (1) After caesarean section, the mother rests in bed for a long period of time and does not get out of bed to move around, which leads to localized pressure and poor blood circulation and causes pain symptoms. In this case, mothers who have had a cesarean section should be encouraged to get out of bed and move around in a timely manner after eight hours after delivery. On the one hand, it can promote blood circulation and improve the symptoms of hip pain. On the other hand, it can also promote the discharge of blood in the uterine cavity. Osteoporosis: During pregnancy, pregnant women do not supplement calcium in a timely manner, excessive bone calcium loss caused by severe osteoporosis, causing post-partum bone pain. For this situation, pregnant women should have enough calcium intake in their diet every day, which can be supplemented by drinking milk, soymilk, eating soy products, etc., and can also be supplemented by taking calcium tablets.