Health Check: what should our maximum heart rate be during exercise?
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SOLVED: Part 3. Calculating your Target Heart Rate Zone - for low to high-intensity exercise. 1. Find your Resting Heart Rate (RHR) by counting your pulse for 60 seconds. My RHR is
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Ask Pete: How Can Older Runners Get Faster?, grand masters running age
Heart rate - Wikipedia
Ask Pete: How Can Older Runners Get Faster?, grand masters running age