The symptoms of back pain after abortion may be due to the following reasons: 1, slow recovery of the uterus, too old, large damage to the uterine lining, heavy bleeding after abortion, coupled with insufficient rest after abortion, overwork and frequent strain on the waist and abdomen, there will be symptoms of lumbar and abdominal pain. 2, the impact of the use of equipment, in the process of abortion, the use of suction tubes or scraping spoons frequent force scraping, the uterus will be congested with blood, after the operation will feel the waist Pain, after rest will usually gradually ease, if a week later has not been alleviated, to the hospital in time to check. When performing abortion, if the apparatus used is not hygienic, it is likely to cause infection of the uterine cavity, resulting in back pain. 3. having sex too early, the body’s immunity is poor after surgery, and it is easy to get infected with bacteria and viruses. having sex too early and not paying attention to vaginal hygiene may also lead to bacterial infection of the vagina, pelvis, cervix and other parts of the body, resulting in back pain.