Panic heartbeat may be caused by physiological factors and pathological factors. 1. Physiological factors: common physiological factors, such as over-excited, irritable, nervous, anxious or overeating. Doing some strenuous exercise, such as running, climbing, swimming, etc., may lead to symptoms of panic and heartbeat, and the patient can be improved by adjusting the habits of life and diet. 2. Pathological factors: such as various types of tachyarrhythmia, atrial fibrillation, ventricular tachycardia and so on. It is also possible to suffer from viral infection, which causes inflammation of the respiratory tract, strong inflammatory reaction, continuous decline in immunity, inflammation involved in the myocardial cells, thus inducing viral myocarditis. In addition, it can also be seen in the hyperthyroidism caused by the accelerated metabolism, resulting in a high metabolic response. It can also be seen in heart valve disease, coronary heart disease, hypertensive heart disease and so on caused by the decline of heart function. It is important to note that the appearance of panic heartbeat, the patient needs to be under the guidance of the doctor to clarify the cause of the disease, targeted treatment.