Answers

2015-06-19T19:57:26+08:00
You can use or find your pulse in your hand or neck and listen to your heart beat for 1 minute do this before and after doing the exercise then record. Then after that you can now defferentiate your heart rate before and after the or excercising
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2015-06-19T20:12:47+08:00
Simply, the movement of heart gets faster when your exhausted (pagod).
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