Mild degenerative changes in the lumbar spine have already appeared at a certain age, especially in the current social life of sitting and driving for a long time, working in front of the computer, etc., will be reflected in the age of about 30 years old to do a film examination. There are the following points in terms of maintenance: 1, sitting, standing and bending in daily life should be minimized, even if there is no way to avoid the nature of the work, usually in every half hour up should be active and relaxed. 2, in daily life more functional rehabilitation exercises for the lumbar muscles, such as doing swimming exercises or small swallow flying functional rehabilitation exercises for the lumbar back muscles. 3, avoid sprains of the lumbar spine to avoid injuries from high falls. 4.Avoid wind and cold in the lumbar spine area, and as far as possible, avoid degenerative changes in the lumbar spine aggravated too quickly, while avoiding strain and strain injury of the lumbar spine.