1, strengthen the lumbar back muscle function exercise: the spine is a power organ composed of bones and attached muscles, the stability of the lumbar spine depends on the good function of the lumbar back muscle to take care of, after the strength of the lumbar back muscle is weakened, the stress on the bony structure of the lumbar spine and the intervertebral disc increases, the disc degeneration accelerates, prone to disc protrusion, lumbar instability occurs. 2, less sitting more standing, more lying down: lying down when the stress on the lumbar spine is the smallest, straight waist sitting position when the stress on the lumbar spine is 1.5 times the standing position, voluntarily leaning forward position (waist) when the stress on the lumbar spine is about 2 times the standing position. 3, the most suitable physical exercise is swimming.