Exercises to exercise lung function are mainly aerobic exercises, such as cycling, swimming, jogging, climbing stairs, each person can choose according to their own characteristics. Patients with knee pain are best to avoid climbing stairs or walking for long periods of time, fatter patients can choose to swim, both to lose weight and to exercise cardiorespiratory function, and for the vast majority of ordinary patients, the easiest way can actually be blowing up balloons. But no matter what kind of exercise you choose, you have to make an exercise plan according to your own characteristics, and each exercise should not exceed half an hour, and your heart rate should not be too fast, generally not more than 130 times per minute.