秋末冬初,患心血管疾病,包括高血压病、冠心病等的病人受寒冷刺激,可致体内肾上腺素等儿茶酚胺类物质分泌增加,使血管收缩,血液粘稠度增高。这两者是高血压病人发生脑中风以及冠心病人发生心绞痛、心肌梗塞的重要病理因素。 Early autumn and early winter, suffering from cardiovascular disease, including hypertension, coronary heart disease and other patients by the cold stimulation, can cause the body adrenaline and other catecholamines increased secretion, the vasoconstriction, increased blood viscosity. Both of these two are stroke patients with hypertension and angina patients with coronary heart disease, myocardial infarction, an important pathological factors.