Heartbeat is not fast but feels heavy may be a physiological phenomenon, generally can be relieved after rest, or may be caused by pathological factors, can be under the guidance of the doctor to take medication to relieve. After strenuous exercise, or when the emotion is in a state of high tension, there may be the phenomenon of heartbeat is not fast but feels heavy, usually after timely rest, the symptoms will disappear, and do not need special treatment. However, it may also occur in some diseases, such as hyperthyroidism, anemia, autonomic dysfunction, there will be an increase in heartbeat. It is recommended to go to the hospital for electrocardiogram, heart ultrasound, thyroid function and other tests to clarify the cause when the symptoms persist. At the same time, you can take Chinese medicines such as Xinyuan capsule, Yixinshu capsule and Stabilized Heart Granules under doctor’s guidance to relieve the symptoms. After clarifying the cause, we should actively follow the doctor’s instructions to take targeted treatment for the specific cause of the disease.