A heart rate monitor (HRM) consists of a transmitter strapped around your chest and a wireless receiver that resembles a wristwatch. There are some new kinds of HRMs that are contained in one wristband. Just as older personal computers cost a fortune, early HRMs were pricey, too. Today you can pick one up for less than what you would pay for a dinner out.
A heart rate monitor (HRM) consists of a transmitter strapped
around your chest and a wireless receiver that resembles a
wristwatch. There are some new kinds of HRMs that are contained in
one wristband. Just as older personal computers cost...
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