The symptoms of headache, panic, chest tightness and shortness of breath appear in patients for many reasons, including functional diseases and organic diseases, as follows: 1. Functional diseases: such as plant nerve dysfunction, if patients do not sleep well or are emotionally agitated, the symptoms of headache, panic, chest tightness and shortness of breath will easily appear, and the symptoms will gradually ease when patients are emotionally stable; 2. Organic diseases: may be caused by heart problems, such as coronary heart disease, myocardial ischemia, cardiac insufficiency, or because of cardiac arrhythmia, such as episodic atrial fibrillation, and may also be caused by brain diseases, such as the presence of migraine and cerebral blood supply deficiency in patients. Regardless of the cause, prompt hospital consultation is required for treatment.