The application of physical factors in the treatment of painful diseases is called physiotherapy, which includes the application of natural and artificial physical factors, including electricity, light, sound, magnetism, cold, heat, mechanical force, etc., and the natural ones include daylight, air, seawater, mud, mineral springs, climatic landscapes and so on. Physiotherapy can reduce nerve excitability, regulate the function of plant nerves, relieve muscle spasm, promote blood circulation, improve tissue metabolism, accelerate the diarrhea of pain-causing substances, on the elimination or reduction of inflammation, trauma, muscle spasm, metabolism, mental pain have a better therapeutic effect. Because physical therapy is mostly used locally, it has the advantages of easy operation, precise therapeutic effect and less systemic side effects, so it is one of the best choices for lumbar spondylosis patients to treat themselves at home.