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What is the most inexpensive way to measure heart rate during exercise?
A. Doing a rate of perceived exertion
B. Taking your pulse
C. Wearing a heart rate monitor
D. None apply
Please help me


Sagot :

B, Measure your heart rate by placing two fingers gently against your wrist (don't use your thumb). If it is hard to feel the pulse in your wrist, find the artery in your neck that is just to either side of the windpipe. ...
Count the beats for 15 seconds. Multiply the number of beats by 4.