We may not be familiar with chronic obstructive pulmonary disease (COPD), but it is a common and frequent disease. The prevalence of COPD among people over 40 years old in China is 8.2%, with a total of about 40 million patients. COPD is a destructive lung disease that gradually weakens the patient’s ability to breathe. Its symptoms are cough, sputum, shortness of breath, shortness of breath and gradually weakens the patient’s ability to breathe. The symptoms are cough, sputum, shortness of breath, shortness of breath, and a progressive weakening of the lungs! Especially in acute attacks, there is a high mortality rate. So what can we do to prevent an acute attack of COPD? To prevent acute exacerbation of COPD, you need to do the following: 1, for patients with chronic obstructive pulmonary disease, the first thing you need to do is to quit smoking and reduce the inhalation of occupational dust and chemicals, reduce indoor and outdoor air pollution, which is an important measure to prevent acute exacerbation of chronic obstructive pulmonary disease. 2, avoid colds, because colds are the main cause of acute attacks of chronic obstructive pulmonary disease, so avoid catching a cold, indoor ventilation at regular intervals, and do not come into contact with patients with colds. You can wash your nose with cool water to increase the cold tolerance of nasal cavity. 3. Increase nutrition and exercise to improve physical condition. Normally, more outdoor aerobic exercise, such as gymnastics, walking, climbing stairs, abdominal deep whistle, etc., as long as to improve the physical condition, can improve the body’s ability to resist disease. 4, vaccination, for frequent acute exacerbation of chronic obstructive pulmonary disease patients, should be inoculated with pneumococcal vaccine once every five years, once a year inactivated influenza virus vaccine, after vaccination can effectively avoid and reduce the occurrence of pneumococcal pneumonia and influenza. 5, effective sputum, for patients with chronic obstructive pulmonary disease is very important. Patients can do deep whistle, and then at the end of deep inhalation, hold the whistle and cough hard, often can cluck out deep sputum, or use the hand on the surface of the neck to stimulate the trachea, thus causing coughing and sputum. 6, active treatment, mild acute episodes of patients can increase the drug treatment at home, moderate and severe acute episodes of patients need to go to the hospital emergency or hospitalization. If you can do the above six points, then you can greatly reduce the chance of acute exacerbation of COPD.