Swimming causes wrist pain and swelling, which may be related to trauma and arthritis. Swimming too hard to cause wrist ligaments, joint capsule strain or accidentally touch the pool wall caused by trauma to the wrist joint, there will be wrist joint pain, swelling and other symptoms. To pay attention to appropriate rest, can take oral anti-inflammatory analgesic drugs to relieve pain, such as diclofenac sodium, celecoxib and so on. If there are lesions in the wrist joint such as osteoarthritis, gouty arthritis and in the recovery period of wrist injury, the cold water stimulation in the pool may also cause swelling, pain and other symptoms. If swimming causes swelling and pain in the wrist joint, it is recommended to go to the hospital in time to improve the examination, to clarify the cause of the disease, and receive regular treatment. The above medications should be used in accordance with medical advice.