13384605, I've heard HRV Posted by fif, Tue May-19-20 01:15 PM
(heart rate variability) Is a good marker of how recovered your body is. If it's in a good zone when you wake up, you can go out and pound it. If it's off target, scale back.
Most devices capable of measuring it are still pretty expensive afaik but I'd like to try one eventually
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