Enhance the lung capacity of the method can be appropriate physical exercise, such as swimming, water walking, jogging, breathing exercises, etc., daily life posture to keep up the chest. 1. Swimming: Swimming process requires constant air exchange, take a deep breath before immersing in the water, try to hold your breath in the water continuously, when you raise your head to change your breath, you need to inhale for a short period of time, the action can exercise the lung function, enhance the elasticity of the lungs, and enhance the lung capacity. 2. Walking in the water: Walking in the water should have a certain speed, and the depth of the water should be better than the waist. Walking once for 15 minutes, then rest for 5 minutes, then walk for 10 minutes, rest for 5 minutes, then walk for 15 minutes, can exercise and improve lung capacity, practiced twice a week, the effect will be more obvious. 3. Jogging: belonging to the continuous aerobic exercise, the running process needs to adjust the breathing at an even pace, to maintain smooth breathing, running energy consumption at the same time to increase the intensity of breathing, can enhance lung capacity. 4. Breathing exercises: If you can not carry out physical exercise, you can choose to do breathing exercises, such as deep breathing, deep inhalation and then hold your breath for about 5 seconds, and then slowly exhale. In daily life, try to keep your head up, chest out and waist straight posture, it is helpful for the improvement of lung capacity, and the amount of oxygen obtained by the body tissues will also increase. Lung capacity is the total amount of gas inhaled at one time with all one’s strength and then exhaled with all one’s strength. It is important to note that whichever method you choose, you must be consistent in order to effectively increase your lung capacity.