论文部分内容阅读
冠心病是由于冠状动脉粥样硬化引起心肌缺血缺氧的心脏病。大家知道,一个不锻炼或很少活动的人,上楼或加快步伐时,即感到心跳气喘。这是心脏功能不够健康的表现。科学家经过大量实践及研究发现,运动贝的心脏功能最好。一般人的心脏重量在300
Coronary heart disease is a heart disease caused by myocardial ischemia and hypoxia caused by coronary atherosclerosis. Everybody knows that a person who is not exercising or seldom active, experiences a heartbeat when going upstairs or accelerating his pace. This is a manifestation of a healthy heart function. Scientists after a large number of practices and studies have found that the best exercise heartbeat heart function. Most people have a heart weight of 300