Lumbar disc herniation and slipped disc do not exist which is more serious, these are two different diseases, there is a difference between the degree of severity, can not be compared purely. 1. Lumbar disc herniation: mainly caused by degenerative changes in the nucleus pulposus fibers and cartilage of the lumbar vertebrae, lumbago and sciatica will occur when the condition is serious and the symptoms will radiate to the lower limbs, causing numbness of the lower limbs, but it cannot be compared with lumbar slipped disc. 2. Slipped lumbar disc: mainly refers to slipped lumbar disc vertebrae, usually associated with acute lumbar sprains and improper treatment; further progression of the condition will cause acute lumbago, leg pain, numbness in the lower back and legs, and lumbar disc herniation symptoms are similar to those of the lumbar discs, but also the degree of severity of the difference, so it can not be used as a comparison. For lumbar disc herniation or slipped disc, once diagnosed, treatment should be carried out as soon as possible to prevent disc calcification or adhesion. Specific treatment should be prescribed by the doctor and individualized.