Performance Test vs. Diagnostic: What Is the Difference?
A test shows you WHAT a body can do. A diagnostic shows you HOW it does it. Why that difference decides whether your Zone 2 is actually a Zone 2.
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Series
A short series on performance diagnostics: a topic that seems to raise more questions than it answers. We try to shed some light on it.
2 parts
A test shows you WHAT a body can do. A diagnostic shows you HOW it does it. Why that difference decides whether your Zone 2 is actually a Zone 2.
VO2max only tells you what would theoretically be possible, not what your body actually uses of it. And when it comes to pinning down your second lactate threshold, not even the 72 recognised models can agree.