The patient’s back pain, commonly due to local injury, kidney disease, as follows: First, local injury: back muscle strain, back trauma or back muscle cold can lead to back muscle tension, spasm, and stiffness symptoms, the patient can feel limited back activity, at the same time, there are obvious symptoms of pain and soreness, through the massage, hot packs, physical therapy, massage, can make the symptoms gradually ease, or even completely disappear. Second, kidney disease: such as kidney stones, nephritis, etc., can also stimulate muscle spasm and tension in the lower back, resulting in local stiffness, the patient will have a feeling of heaviness, pain symptoms, the pain is usually more intense, the patient will not relieve the pain by turning over, it is usually necessary to soothe the spasm of the ureter and kidneys, in order to alleviate the pain symptoms, so most of the methods of treatment using lithotripsy. Patients with dull pain in the back should be diagnosed and treated promptly in order to remove the symptoms quickly.