Back pain may be caused by over-exertion, or it may be caused by disease factors, such as back fasciitis, lumbar disc herniation or internal organ lesions. 1. Over-exertion: If the body is over-exerted, back pain may occur, and will gradually disappear within a few days after massage or rest. 2. Fasciitis of the back: usually caused by chronic strain injury of the back inflammation, the back will appear soreness. 3. Herniated lumbar disc: due to the pressure of herniated lumbar disc on the peripheral nerve roots, it can cause pain and discomfort in the lower back. 4. Internal organ lesions: for example, heart, lung, liver, kidney and other parts of the disease, involving the back, can cause back pain. If the phenomenon of back pain is not relieved after resting, it is recommended to go to the regular hospital in time for consultation and examination, to make clear which kind of disease is caused by, and then formulate a reasonable treatment plan, and do not blindly use medication on your own.