Back pain may be the precursor of diseases such as lumbar back muscle strain, ankylosing spondylitis, etc. In addition, it may also be ordinary muscle aches and pains. 1. Lumbar back muscle strain: the disease refers to the lumbar muscles and their attachment points of the accumulation of injury caused by local chronic aseptic inflammation, clinical manifestations of lumbar pain, easy to recur and aggravated after exertion, etc., most often in the presence of regular standing, sedentary and other bad spinal posture habits of the crowd. 2. Ankylosing spondylitis: this condition refers to chronic inflammatory diseases involving the spine, sacroiliac joints and other joints, which is usually associated with genetics, infections, the environment, immunity and other factors, the main clinical manifestations of the lower back or hip stiffness, pain and so on. 3. Muscle pain: some people frequently perform strenuous exercise, back muscles are prone to lactic acid accumulation, resulting in muscle pain. This is a normal physiological change and can be relieved with proper rest. Back pain may also be shingles, pleurisy, urinary stones and transverse process fractures. If the pain persists or is accompanied by other discomforts, it is recommended to go to the general surgery department of the hospital for consultation and treatment.