Low back pain is a general descriptive diagnosis, all organs and tissues related in the vicinity of the waist may cause low back pain, mainly as follows: 1, the most common may be lumbar muscle strain caused by labor or trauma; 2, lumbar compression fractures, lumbar disc herniation, lumbar spine osteophytes, lumbar spinal stenosis, etc. caused by osteoporosis in the elderly; 3, in terms of kidney diseases: urinary tract infections, stones, tumors, nodules, etc.; 4, more common reproductive system diseases in women: such as cervicitis, pelvic inflammatory disease, chronic adnexitis, and retroflexion and posteriority of the uterus; 5, other: such as liver, gallbladder, intestinal lesions or tumors, all may cause back pain. Therefore, after the occurrence of low back pain, it is important to go to the hospital in time to find out the cause and carry out targeted treatment to avoid serious consequences.