Most of the chest pains felt after inhaling cold air are related to coronary heart disease. Coronary heart disease is caused by atherosclerosis of the coronary arteries causing insufficient blood supply to the myocardium, after inhaling cold air will make the arteries spasm, which will also aggravate the myocardial ischemia, easily causing chest pain. The body’s resistance is weak, and the patient will feel more obvious when there is qi deficiency or yang deficiency, so he needs to pay attention to keep warm, and also needs to take isosorbide nitrate and compound salvia drops orally. If the symptoms are more serious, you need to go to the hospital for a checkup first, and a more appropriate treatment plan should be made according to the results of the checkup and the specific situation. When you have cold, chronic bronchitis and other chronic respiratory diseases, cold air inhalation may also cause this symptom.