The patient is only 19 years old often back pain, see lumbar muscle strain, bad habits, as follows: 1, lumbar muscle strain: the most common is lumbar muscle strain, often due to the patient’s sitting posture caused by incorrect, such as often twisting the waist of the ambulatory work for a long time, or often bend over to brush the phone, will cause lumbar muscle injury. 2, bad habits: the patient using inappropriate beds, such as sleeping in very soft beds, will cause spinal column subsidence will change the physiological curvature of the lumbar spine will cause lumbar muscle spasm over time will also cause chronic low back pain. cause spinal subsidence, the physiological curvature of the lumbar spine will change, will cause lumbar muscle spasm, over time will also cause chronic low back pain. So this situation, we must improve the bad habits and sitting posture, at the same time can routinely use anti-inflammatory pain treatment, can actively relieve pain, can also use lumbar hot compresses, half an hour a day, can relieve the spasm of the lumbar muscles, improve the symptoms.