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人在不同的条件下生活,心脏功能也在随时发生变化。心脏功能包括心率、心肌的耐缺氧能力等。心脏是否有潜力?回答是肯定的。如何才能挖掘心脏的潜力呢?首先是心率。心率就是心跳的快慢。夏天人
People living under different conditions, heart function is also changing at any time. Cardiac function includes heart rate, myocardial hypoxia tolerance and so on. Does the heart have potential? The answer is yes. How to tap the potential of the heart? The first is the heart rate. Heart rate is the speed of heartbeat. Summer people