Disc bulge and disc herniation are different degrees of severity of the same disease, the main differences are as follows: 1, disc bulge: refers to the disc’s fibrous ring is relatively intact, the disc outward a slight protrusion, disc bulge does not cause clear compression of the nerve, not accompanied by pain, numbness of the lower limbs. The disc bulge generally choose conservative treatment, such as daily adhere to less bending, less weight bearing, maintain the correct sitting posture, standing posture, try to avoid sedentary, and can be combined with small swallow fly, five-point support and other functional exercise of the lumbar back muscles, generally able to achieve good results. 2, disc protrusion: refers to the lumbar intervertebral disc of the fibrous ring has been torn, rupture, etc., the nucleus pulposus along the ruptured fibrous ring or the thinner fibrous The ring protrudes outward, compressing the nerve root, and the patient will experience radiating pain and numbness in the lower limbs, which can also be accompanied by severe back pain. Strictly conservative treatment includes bed rest, correct living posture, less bending and weight bearing, and joint treatment with non-steroidal anti-inflammatory drugs, nerve-nourishing drugs, and drugs to reduce neuroedema. After three months of strict conservative treatment, if the symptoms are still not relieved or are poorly relieved, patients with serious impact on quality of life can choose further surgical treatment, which is also divided into minimally invasive, open and other surgical methods.