Copd is the English abbreviation for chronic obstructive pulmonary disease, or chronic obstructive pulmonary disease in Chinese, which is a kind of chronic bronchitis and emphysema characterized by airflow obstruction. COPD usually occurs in people who have been smoking for a long time and are often exposed to dust and toxic chemical gases. Common symptoms include coughing, sputum, chest tightness, shortness of breath, shortness of breath, and dyspnea. If you have the above symptoms as soon as possible, you need to do early detection and early treatment, do not delay, timely hospital respiratory department, with the doctor for treatment. At present, the clinic is based on comprehensive treatment, taking medication and non-pharmacological interventions to improve the ventilation of the lungs, in order to delay the emergence of complications and prolong the survival cycle of patients. The very first thing to do is to quit smoking.