Limiting emphysema patients are recommended to quit smoking, quit smoking can reduce the stimulation of the respiratory tract, but also conducive to the recovery of the disease. Limiting emphysema refers to some pathological changes that occur in the local tissues of the lungs, and is often characterized by coughing, sputum, shortness of breath and dyspnea after activity. Generally according to the patient’s symptoms to give appropriate treatment. Limitations of emphysema usually pay attention to quit smoking, cold and warm, avoid cold and flu, in order to reduce the stimulation of the respiratory tract. In general, limited emphysema has no obvious clinical manifestations and does not require special treatment, but attention should be paid to maintaining a healthy lifestyle, a light diet and appropriate exercise to avoid further development of the disease. Attention should be paid to the evaluation of lung function, and active treatment is needed if combined with chronic obstructive pulmonary disease. Smoking cessation is beneficial to the recovery of patients with restrictive emphysema, and patients are generally advised to quit smoking.