The most common causes of low back pain in women are over-exercise, chronic lumbar muscle strain, lumbar disc herniation, pelvic inflammatory disease, urinary tract infection, etc. If the symptoms persist, it is recommended to seek timely medical treatment. 1. Excessive exercise: female patients who engage in more strenuous sports may cause lactic acid accumulation in the lower back, which in turn leads to lumbar pain. 2. Chronic lumbar muscle strain: If female patients do housework or heavy labor for a long period of time, it may cause chronic strain on the lumbar muscles, which may be stimulated by cold and cold, thus resulting in lumbar pain. 3. Herniated lumbar intervertebral discs: lumbar intervertebral discs will gradually undergo degenerative changes with age, which may compress and irritate the soft tissues around the lumbar vertebrae, thus causing pain and numbness in the lower back. 4. Pelvic inflammatory disease: If there is inflammation in the female pelvis, it may cause the pelvis and uterus to remain congested, which may cause one or both sides of the waist and lower back pain. 5. Urinary tract infection: the urethra of girls is relatively short, easy to be infected by bacteria, which in turn causes inflammation of the urethra, and may be accompanied by painful urination, frequent urination, urinary urgency and other uncomfortable symptoms. Causes of women’s back pain causes more, if the symptoms of back pain persists, it is recommended to go to the hospital in time to identify the cause of the disease, the doctor targeted treatment.