The effects of reverse abdominal breathing can increase lung capacity, reduce the chance of lung infection, improve the function of abdominal organs, lower blood pressure, etc.. 1. It can effectively increase the lung capacity of the human body, significantly improve the cardiopulmonary function of the human body, increase the body’s oxygen supply, and purify the blood. 2. It can effectively reduce the chance of lung infection, especially for patients suffering from lung infection, reverse abdominal breathing can play an auxiliary therapeutic effect. Because reverse abdominal breathing can increase the amount of oxygen supply, improve the lung tissue’s ability to resist infection. 3. It can improve the function of human abdominal organs, because counter-abdominal breathing can exercise the organs through the up and down movement of the diaphragm, and enhance the ability of various tissues and organs. 4. It can reduce blood pressure, because reverse abdominal breathing can lower the abdominal pressure and achieve the effect of lowering blood pressure, which can improve the symptoms of hypertension patients.