Compensatory emphysema is a normal physiological process, because the total area of the lung decreases after partial lung resection, and in order to ensure the body’s oxygen needs, the other side of the lung becomes compensated for the expansion, thus forming compensatory emphysema. Generally, compensatory emphysema is asymptomatic. However, if the lung loses this function, it is non-compensatory emphysema. What are the prevention methods for emphysema? 1.First of all, quit smoking. 2, pay attention to keep warm, avoid getting cold, and prevent colds. 3.Improve environmental hygiene, do a good job of personal labor protection, eliminate and avoid the influence of smoke, dust and irritating gases on the respiratory tract. 4, the original cause of the disease, such as chronic bronchitis, bronchial asthma and silicosis, to actively prevent and treat. This disease due to damage to lung function, affecting physical health and resistance, and the two as a result of each other, so the usual attention to recuperation, improve physical health and resistance, is the fundamental way to improve lung function, and to establish confidence in the cure, the disease is not incurable. 5, according to the patient’s physical strength can actively participate in some appropriate physical activities. Such as jogging is one of the most complete whole body coordination exercise, can increase lung capacity and endurance, jogging to maintain even breathing, can make enough oxygen into the body. Tai chi, soft exercises, walking, etc. can improve physical health, where patients who adhere to exercise for many years, than more rest less active people can maintain health. 6, emphysema patients are most afraid of the cold in winter and are prone to colds, and each respiratory infection worsens the symptoms and affects the lung function, cold exercise can improve the resistance of patients. In the spring, the first two hands rub the exposed parts of the head, face and upper and lower extremities, several times a day, a few minutes each time, until the skin is slightly red for good, in summer indoors with a towel dipped in cold water and wrung out for whole body friction, 1-2 times a day. After autumn, change to cold water rubbing face. This can reduce the risk of colds and respiratory tract infections after cold exercise. 7, emphysema patients in the lung infection, must be bed rest. Follow the doctor’s instructions to actively anti-inflammatory, antispasmodic and asthma, and take medication on time. Time tonic should not be too hasty, in principle, to dispel evil. After the infection is controlled, you can gradually adjust the tonic. If you are usually tired and weak, prone to colds, and have a deficiency of lung qi, you can use astragalus, ginseng, bupleurum, atractylodes, etc. to benefit the lung qi. 8, pay attention to nutrition, improve the body’s resistance. Appropriate use of high protein content and vitamin-rich food, such as dairy products, eggs, meat juice. The usual diet should be light, not too salty, and should be regular and quantitative. Eat more vegetables and fruits, and eat less seafood, such as sea shrimp, yellowtail, scallops, etc. Also quit drinking and smoking.