The main causes of chest tightness and shortness of breath are considered to be related to cardiac disorders, respiratory disorders, cardiac neurosis, and depression. If the situation is serious, it is necessary to immediately consult a doctor to choose a treatment plan according to the cause of the disease. 1. Heart disease: the presence of arrhythmia, coronary heart disease or cardiomyopathy can lead to chest tightness and shortness of breath. 2. Diseases of the respiratory system: Asthma, chronic obstructive emphysema and other lung pathologies can affect respiratory function, which can lead to symptoms of chest tightness and shortness of breath. 3. Cardiac neurosis: mainly related to psychosomatic factors, easy to produce symptoms similar to heart disease, patients can appear chest tightness, panic and shortness of breath somatization symptoms, but no organic cardiovascular lesions. 4. Depression: people with depression can appear sullen, depressed, chest tightness and shortness of breath and other symptoms. Often appear chest tightness panic shortness of breath, it is recommended to consult a doctor in a timely manner to clarify the cause of the disease, standardized treatment. Usually pay attention to maintain healthy habits, avoid strenuous exercise, pay attention to emotional stability, so as not to aggravate the symptoms.