There is also the injury of the opponent's wrist, because we have to manipulate the keyboard and mouse quickly when playing games. After a long time, it will damage the wrist and easily get arthritis. You know, the hand is the most important part of a professional player and needs our good care. First of all, we should move our hands after playing a game, which can relieve hand fatigue well.
Also, when we are training, we must sit upright. Improper sitting posture can easily lead to lumbar disc herniation, which also has a great influence on our wrists. And you can apply a hot towel to your hands every night, which can relieve blood vessels very well. Because of the long training, our wrists will definitely have some swelling and pain. Using a hot towel as a simple way can relieve fatigue well, and I think everything should be combined with rest, not too hard, which will be counterproductive.
Do things easily, which will help you, and I think you should go to the hospital for physical examination regularly after working for a long time, because the doctor's advice will be more accurate, and they will prescribe some suitable auxiliary drugs for you according to your physical condition. Hands are the lifeblood of professional players, so we must pay attention to their health.