Long-term bad posture, sedentary work for too long, playing games, playing mahjong, excessive low head and shoulders leaning forward or backward (such as “Ge You Lie”) and other habits of life and work, so that the lumbar vertebrae and bone structure load increased, the lumbar muscles chronic strain, muscle strength decreased, lumbar muscle strength decreased, the stability of the lumbar vertebrae protection role is reduced, can lead to degeneration of the vertebral body proliferation, the formation of bone spurs, increased load on the intervertebral disc, degeneration accelerated, easy to lead to disc herniation and spinal stenosis, if there is pressure on the nerve roots, then the corresponding nerve injury performance.