Menstruation came lumbago how to return a responsibility

During menstruation, there are many reasons for showing low back pain: one, prostaglandin increase caused by low back pain, during menstruation due to endometrial synthesis of prostaglandin is too high, can cause uterine smooth muscle contraction, spasmodic contraction, resulting in dysmenorrhea, eventually radiation to the waist caused by low back pain. Four, reproductive system diseases cause low back pain, such as chronic appendicitis, pelvic inflammatory disease, salpingitis, uterine fibroids, endometriosis, etc. Five, too many people. Six, upper ring caused low back pain. Can be based on different reasons and take different relief methods.