HEART RATE VARIABILITY IN TRAIL AND ULTRA RUNNING

HEART RATE VARIABILITY IN TRAIL AND ULTRA RUNNING

Heart rate can be a useful tool for training if utilized correctly and in the right situations. Although, there are many situations where heart rate can be misleading. Heart rate is NOT a measure of work the body is performing. It is a sophisticated response based on many different factors relating to someone‚Äôs biopsychological state. …

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