If your initial heart rate decreased gradually over a long period of time, what could that indicate with regard to physical fitness?

It could mean that I’m more physically fit. A lower resting heart rate means the heart isn’t working as hard to get blood to parts of my body. It could also mean that I’m not consistent with how I’m taking my heart rates. In fact, I know that from one measurement to the next, I don’t do them exactly the same. There is some variance there.

Explanation:

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the answer is c.

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