The main cause of lumbar disc herniation is its own degeneration and trauma, therefore, delaying the degeneration of the lumbar disc and avoiding trauma is the fundamental way to prevent herniation: 1, strengthen the lumbar back muscle exercise; methods are: “small swallow fly”, five-point support, swimming, etc.. 2, maintain the correct posture of the waist, avoid prolonged fixed position, such as sedentary, long-term bending work, etc. 3, weight control, avoid excessive burden on the waist. 4.Avoid bending and lifting heavy objects.