Heart cold is mostly a colloquial symptom term in the South, in the South heart cold is not specifically referring to the heart, may refer to the stomach or generalized cold feeling. Possible causes in western medicine: 1, cold, cold, subcutaneous capillary network contraction leads to cold feeling. 2, the signs of fever before more accompanied by chills. 3, chronic diseases to extend the delayed intravascular blood volume is insufficient, the body in order to maintain a normal circulation of contraction of peripheral blood vessels, the body produces heat can not be with the blood to reach the subcutaneous. 4, gastric diseases related to the neurological symptoms. 5, less commonly seen in coronary artery disease and other heart disease accompanied by neurological symptoms, but chest tightness, shortness of breath after activity is more obvious. 6, the heart is cold in the south of the heart is not the heart. Neurological symptoms, but chest tightness, shortness of breath after activity symptoms are more obvious. 6, no related diseases, purely neurological symptoms. Possible causes in traditional Chinese medicine: 1, heart yang deficiency, various reasons damage to the heart yang, heart yang deficiency can not warm chest leading to cold feeling, can be accompanied by panic, shortness of breath, heart tiredness, chest tightness and other symptoms. 2, eat too much cold food will damage the stomach yang leading to the heart of the cold feeling, can be accompanied by hidden pain in the stomach, abdominal distension, diarrhea, do not want to eat, like a hot compresses on the stomach and other manifestations. 3, wind-cold cold surface of the body yang qi is curbed and the feeling of cold.