Precision Heart Rate Training

Jul 31, 2015 · Your resting heart rate is the heart pumping the lowest amount of blood you need because you’re not exercising. If you’re sitting or lying and you’re calm, relaxed and aren’t ill, your heart rate is normally between 60 (beats per minute) and 100 (beats per minute). But a heart rate lower than 60 doesn’t necessarily signal a medical ...

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Precision Heart Rate Training
Edmund R. Burke