Although herniated lumbar discs cannot be completely cured, they can be improved by means of exercise to avoid recurring symptoms, and swimming is the ideal exercise. Because the body is more relaxed during the swimming process, there are certain benefits for the herniated lumbar disc to recover, because this exercise itself can exercise the lumbar back muscle, so it can improve the elasticity of the muscles around the lumbar disc and play a key role in the protection of the herniated lumbar disc. Once the pain symptoms are obvious to improve with the physiotherapy aspect, while during the acute attack it is not very suitable for exercise, and one should rest completely in bed to recover from the symptoms and consider exercise after the symptoms have improved. If the elasticity of the surrounding muscles can be improved, it can also play a key role in the resolution of herniated lumbar disc symptoms.