“春捂秋冻”并非适合所有人,体虚、患有慢性疾病及年老多病者应注意保暖。心血管病人不宜“秋冻”。人体受寒冷刺激后,易导致交感神经兴奋,全身毛细血管收缩,血压升高,心脏搏动加快,血液黏稠度增加,容易诱发疾病。心脑血管 “Spring cover autumn freeze ” is not suitable for everyone, physically weak, suffering from chronic diseases and sick elderly should pay attention to keep warm. Cardiovascular patients should not “autumn freeze ”. After the body is stimulated by the cold, easily lead to sympathetic excitement, systemic capillary contraction, blood pressure, heart beat faster, increased blood viscosity, easy to induce disease. Cardiovascular