The actual fact that the hormone levels in the body fluctuate before the menstrual period, the body will release a lot of prostaglandins, prostaglandins can induce spasm in the smooth muscle of women and produce back pain, abdominal pain and other performance, as a normal physiological phenomenon. If the symptoms are mild, you don’t need to take any treatment, you can rest in bed, pay attention to warmth, and enhance the blood circulation to relieve the pain by means of appropriate massage. If the symptoms are serious, you can take ibuprofen and other drugs to relieve the local pain. For women with serious or long-lasting back pain symptoms, it is recommended to go to the hospital for examination. It may be caused by gynecological diseases or lumbar spine diseases. Common gynecological diseases include pelvic inflammatory disease, uterine fibroids, endometriosis, etc. Lumbar spine diseases include lumbar strain, so pay attention to keeping warm in life and avoid cold stimulation.