Lumbar disc herniation is a more common disease in the middle-aged and elderly, and refers to the rupture of fibers in the lumbar disc tissue due to external forces that irritate and compress the adjacent spinal nerve roots. Generally speaking, more men than women suffer from lumbar disc herniation, fat people are more likely to suffer from this disease than thin people, and taller people are more likely to suffer from this disease than shorter people. There are many causes of lumbar disc herniation, including age, because the bones degenerate with age, and those who suffer from lumbar disc herniation are generally between thirty-five and fifty years old. The long term bad posture can also lead to lumbar disc protrusion, some people will have to maintain a certain posture all the time because of work, the pressure on the waist is particularly high. It also has to do with the environment, living in a cold and damp environment for a long time can lead to muscle contracture and compression of the intervertebral discs, causing lumbar disc herniation. What are the symptoms of a herniated lumbar disc? Patients with a herniated lumbar disc will feel pain in their lower back, and the pain will recur, and may last for a week or even a month with vague pain in the lower back, and if the movement is a little bigger, even if they sleep and turn over, they will feel increased pain in their lower back. In addition to the pain in the lower back, there is also the symptom of difficulty moving the lower back, that is, the movement is not as flexible as before. Many patients with lumbar disc herniation also experience scoliosis. If the person has suffered from a herniated lumbar disc for a longer period of time, then there will be numbness in the back of the calf, the back of the foot, the ball of the foot, and the heel of the foot. Lumbar disc protrusion causes Chinese medicine believes that there are several causes of lumbar disc protrusion. It may be because the patient has trauma to the waist, then the meridians are blocked and the qi and blood do not run smoothly, and if they do not pass, they will cause pain in the waist. It may also be because wind, cold and dampness invade and hurt the lower back causing pain. There are also patients because of kidney deficiency, insufficient essence and blood, which cannot nourish the tendons and veins, so the lumbar pain and discomfort, soreness and weakness. There are many causes of lumbar disc herniation, and to be clear about the cause of your illness you have to go to the hospital for diagnosis.