The main cause of spinal pain in pregnant women is that as the uterus grows rapidly in the middle and late stages of pregnancy, the center of gravity of the pregnant woman will shift forward, resulting in the muscles of the lower back must maintain a certain degree of tension, so that the upper half of the body maintains a backward posture, which will easily lead to lower back pain and distress, and may even involve the nerves in the neck and near the shoulder joints, resulting in upper extremity soreness and numbness. Pregnant women should wear flat shoes to reduce the pressure on the spine. In addition, this condition may also be due to calcium deficiency, because the growth of the fetus needs sufficient nutrition, and calcium is even more indispensable. The fetus will compete with the mother for calcium, resulting in calcium deficiency in the mother and causing bone pain, so it is important to supplement calcium in time. Pregnant women in the occurrence of lower back pain is more serious, must go to the regular hospital to receive treatment, and can not blindly carry out medical treatment. In ordinary life can reduce the burden on the waist, it is recommended that when standing do not lift too heavy items, change the posture of the best can use both hands to support, reduce the load on the waist, try not to climb the stairs. When you are pregnant, you should eat more calcium-rich foods, but you should moderately control your weight gain. Pregnant women who need to stand or walk for a long time can use a belly band. In addition, the symptoms of low back pain can also be alleviated through exercises that strengthen the muscles of the low back.