There are many ways to enhance cardiorespiratory function, you should choose appropriate aerobic exercise according to your own situation, such as running, jumping rope, swimming, playing basketball and so on. 1. For healthy people, you can choose your favorite aerobic exercise program, such as running, jumping rope, swimming, playing basketball, etc. Aerobic exercise is powered by oxygen to the exercise process, which can fully mobilize the whole body muscle groups, increase myocardial contraction force, cardiac output, and also increase lung capacity, increase cardiorespiratory function. 2. If the cardiopulmonary function is poor, you can not engage in excessive intensity aerobic exercise, avoid high-intensity exercise to prevent aggravation of the condition. Moderate exercise is appropriate, such as walking, playing Tai Chi and other soothing exercise.