业已证实,经常从事体育锻练的人,由于长期剧烈活动,心脏工作量增加,从而导致心肌纤维增粗、心肌肥厚.收缩力量增强、心脏增大等一系列心血管系统功能的适应性改变。因此,在受到良好训练的运动员中,心电图的改变是常见的.但目前文献报导多以运动员静息心电图为主,有关运动员 Has confirmed that people who often exercise, due to long-term strenuous activities, increased cardiac workload, resulting in myocardial thickening, cardiac hypertrophy, increased contractility, cardiac enlargement and a series of adaptive changes in cardiovascular system function. Therefore, in the well-trained athletes, ECG changes are common, but the current literature reports mostly athletes resting ECG, the athletes