Bad heart is scared, may be arrhythmia or angina attack, to stabilize emotions, rest or sublingual nitroglycerin and other drugs, if the symptoms continue to be unrelieved, to go to the hospital as soon as possible to consult the doctor for treatment. Patients with bad heart may be induced angina pectoris or arrhythmia attack if they are frightened, and the patients may have symptoms such as panic, chest tightness and chest pain. When patients with symptoms of cardiac discomfort, it is recommended to sit or lie down to rest, to calm down as soon as possible, to avoid excessive tension and anxiety, if there is a previous myocardial ischemia, you can take sublingual nitroglycerin or fast-acting heart pills, and if there is a common episode of rapid ventricular rate arrhythmia in the usual way, you can take metoprolol orally to control the ventricular rate. If the symptoms of cardiac discomfort still exist even after the above methods, it is recommended to go to the emergency room or cardiology department of the hospital as soon as possible, so as to clarify the cause of the disease and give symptomatic and causative treatment.