Heart panic is a symptom with the following common causes: First, arrhythmia, especially some sudden palpitations, sudden and abrupt attacks, also accompanied by dizziness, weakness, and even blackness and syncope, which are to be screened with emphasis. Second, organic heart disease, such as hypertensive heart disease, rheumatic heart disease, congenital heart disease, coronary heart disease, as well as pulmonary heart disease, cardiomyopathy, etc., especially patients with these underlying diseases may cause these symptoms, to go to the hospital to properly investigate. Third, endocrine system diseases, such as hyperthyroidism, hypothyroidism, this part of the people will also have symptoms of panic, to go to the specialist examination. Fourth, organic diseases, such as anemia and low potassium, can also cause panic. Fifth, some people belong to functional palpitations, especially menopausal women, and patients with tension and anxiety, will also have panic attacks.