After cesarean delivery, lumbar spine soreness caused by pregnancy can be temporarily observed, and when caused by lumbar disc herniation, it is necessary to take bed rest, and if necessary, surgical treatment. 1. caused by pregnancy: after pregnancy due to the pregnant woman’s own weight-bearing increase and laxity of joint ligaments, there will be lumbar spine soreness and swelling symptoms, as well as cesarean section due to the puncture of epidural anesthesia can also cause lumbar spine soreness and swelling, at this time, generally do not need special treatment, pay attention to the appropriate bed rest, and appropriate hot compresses, can be appropriate to alleviate the symptoms. 2. Lumbar intervertebral disc herniation: for pregnant women with lumbar intervertebral disc herniation, it may be aggravated to different degrees during pregnancy. When lumbar spine soreness occurs after cesarean section, it is necessary to have bed rest, avoid standing for a long time and long time walking, and assist the local physiotherapy, and if necessary, surgery is needed. When the lumbar spine is sore and swollen after cesarean section, you need to go to the hospital in time to find out the cause and deal with it in time.