There are many reasons for chest tightness and coughing, and if you are a young person, you should consider the possibility of bronchial asthma or pneumonia. Therefore, it is necessary to improve the chest radiograph or lung CT examination, lung function and bronchial stimulation test for clarification. If the elderly have chest tightness and cough, we should exclude whether it is chronic bronchitis, chronic obstructive pulmonary disease and cardiac insufficiency caused by various reasons. It is necessary to improve the chest X-ray, electrocardiogram, cardiac ultrasound and cardiac enzymes and other related examinations in a timely manner to clarify, and take targeted treatment. Therefore, chest tightness and cough need to be analyzed and judged according to the specific clinical situation.