Originally Posted by
CheGiantForLife
You're right, 20 seconds max effort / 10 seconds rest has been proven to increase VO2Max,
but 19 or 21 seconds will be totally ineffective with zero benefit. LOL, ok.
Again that's a neat trick on a short steeply u shaped course as getting to vo2max on the downhill 50% is likely impossible for you or most of us mere mortals. How are you measuring your vo2max btw?