Sedentary lumbar pain may have the following causes: first, lumbar dorsal fasciitis and lumbar muscle strain, lumbar dorsal fasciitis and lumbar muscle strain are often caused by cold, strain, and long-term bending work, and can be accompanied by hip discomfort at the same time, early lumbar examination and examination to exclude other diseases for diagnosis and early treatment. Second, kidney disease, when the kidneys have nephritis, tumors, in the early stage can appear after sitting lumbago, then to take early CT, ultrasound of the kidneys to early diagnosis. Third, kidney deficiency, kidney deficiency can also appear when sitting lumbago, then we should go to the Chinese medicine department for early diagnosis of pulse to early treatment. Fourth, rheumatoid or ankylosing spondylitis, which can occur when sitting lumbago, can be accompanied by pain in the sacroiliac joint, can have morning stiffness symptoms, then early blood tests and x-ray of the sacroiliac joint of the spine to diagnose and treat.