Heartburn and irritability, chest tightness and shortness of breath may be caused by cardiopulmonary diseases, psychological factors and so on. 1. Cardiopulmonary diseases: the cause of irritability and chest tightness and shortness of breath is often caused by cardiopulmonary diseases. Heart disease has congenital heart disease, rheumatic heart valve disease, coronary heart disease and other heart diseases; lung disease has emphysema, bronchitis, pneumothorax, etc.; bronchial diseases lead to respiratory obstruction, etc. can lead to heartburn, chest tightness and shortness of breath phenomenon. Special attention should be paid to the pregnant woman after pregnancy such phenomena, may be the occurrence of cardiac function or respiratory insufficiency, such as perinatal cardiomyopathy. 2. Psychological factors: depressed mood, and others have a verbal altercation resulting in emotional irritability or confined space to stay too long will produce chest tightness irritability, irritability, this is a transient symptom, can be adjusted to relieve the mood by itself. If you can’t relieve yourself, please consult a doctor in time, assisted by psychological treatment. Heartburn and irritability chest tightness and shortness of breath and can not be relieved on their own, please consult a doctor in a timely manner, in accordance with the doctor’s instructions for treatment.