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引言 近来体力活动在心血管健康中的作用已经受到人们越来越多的注意。大量的研究报告指出,体力活动水平高的人群具有患症状性冠状动脉疾病较少的倾向,而且由心血管疾病引起的死亡率也较低
Introduction Recently, the role of physical activity in cardiovascular health has received more and more attention. Numerous studies have reported that people with high levels of physical activity tend to have fewer symptoms of symptomatic coronary artery disease and lower mortality from cardiovascular disease