Diseases that need to be alerted to for low back pain include spinal osteoarthritis and its surrounding soft tissue diseases, spinal cord and spinal nerve diseases, and diseases of internal organs. 1. Spondylolisthesis and peripheral soft tissue diseases: spondylolisthesis is prone to cause inflammatory low back pain, characterized by pain relief after activities, night pain and so on, which is easy to be ignored. The low back pain caused by soft tissue diseases around the spine is broadly divided into two types: lumbar muscle strain and lumbar fibromyositis, lumbar muscle strain manifested as lumbosacral pain and dull pain; lumbar fibromyositis is usually diffuse pain in the lower back. 2. Spinal cord and spinal nerve diseases: spinal nerve root lesions such as spinal cord compression, subarachnoid hemorrhage, lumbosacral radiculitis, etc. can cause low back pain. Spinal cord compression is burning pain, subarachnoid hemorrhage causes severe back pain, lumbosacral neuritis has stiffness and pain. 3. Diseases of internal organs: diseases of the urinary system easily cause low back pain, pelvic organ diseases often cause lumbosacral pain. When the symptoms of low back pain appear, it is recommended to consult a doctor in time to clarify the cause of the disease and target treatment.