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What are training and HR zones?

Running stats — love them or hate them — as a runner, you will be constantly inundated. Finish a run, and you’ll get every ...
Your physiology is beautifully unique. I sound like John Mayer if he was a physical therapist. Our bodies are wonderlands, ...
Are chest straps really that necessary any more? For many the answer is “less than ever” thanks to improved accuracy of watch HR tech, but the Garmin HRM 600 is here to prove there’s life in the HR ...