The common exercise method is abdominal breathing, 2-3 groups a day, 50- 100 times in each group. You can also do breathing exercises by blowing balloons to improve lung function. For healthy patients, we can cooperate with some aerobic activities, such as jogging, Tai Ji Chuan, mountain climbing and so on. And pay attention to moderate exercise, otherwise excessive exercise will overdraw your physical strength, which is not conducive to lung health. For patients with exercise difficulties, you can use scientific breathing exercise methods such as laughing and breathing trainer to do breathing exercise at home. ?