1. Age: Lumbar disc herniation occurs in young and middle-aged people. 2, gender: lumbar disc herniation is mostly seen in men, and the incidence of men is higher than that of women. 3, body type: generally too obese or too thin people are prone to lumbar disc herniation. 4, occupation: industrial workers with high labor intensity are common, but at present the incidence of brain workers is not very low. 5, posture: poor work posture, the staff and often standing salesman, textile workers, etc. are more common. 6, living and working environment: often in a cold or humid environment to become the conditions that induce lumbar disc herniation. 7, from the different periods of women: prenatal, postnatal and menopause as the risk period of lumbar disc herniation in women. People with congenital lumbar spine dysplasia or deformity, or even people who are too mentally stressed are prone to lumbar pain, and people who smoke may be related to the fact that coughing can cause an increase in the internal pressure of the intervertebral disc and the pressure in the spinal canal, making it easy for degenerative changes to occur.