QiGong is literally translated as the practice of breathing. Deep abdominal breaths or belly breathing is beneficial to your health in many different ways. By using the entire capacity of your lungs you improve your energy by increases the oxygen in the blood.
As the diaphragm descends it massages the kidneys and adrenal glands. This decreases the release of cortisol and other stress hormones thus improving you ability to handle day to day stress. The diaphragm also massages the intestine improving digestion and elimination. Using the muscles of the abdomen to breath will strengthen and tone this area giving you a slimmer figure.
By avoiding shallow breathing you take pressure away from the heart and aorta thus reducing your blood pressure. These benefits are immediate. With practice you will begin to realize improved mental focus and ability increased vigor of youth. Practice breathing is one of the first and most important steps to achieving a long and stable life.