Tag: VO2max
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The History of Interval Training: From Gerschler and Zatopek to Modern HIIT
The structure of interval training is nearly a century old, established by coaches through observation long before the physiology was formalized. This article traces the arc from fartlek and Gerschler’s Freiburg method through Zatopek and Astrand to the modern HIIT research of Tabata, Gibala, and the Norwegian 4×4.
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What VO₂max Can and Can’t Tell You (And Why Coaches Need to Stop Obsessing Over It)
VO₂max tells you the ceiling of an athlete’s aerobic engine. It does not tell you how close to that ceiling they can race, or how efficiently they move. Here’s what coaches are missing.
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My Garmin Says My VO₂max Is 52. What Does That Actually Mean?
VO₂max is the most visible number on your fitness watch — and one of the least understood. Here’s what it means, how accurate your wearable estimate really is, and why the trend matters more than the number.
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Kristian Blummenfelt and the Science Behind the World’s Most Dominant Triathlete
No athlete in triathlon history has held the Olympic, World Triathlon, Ironman, and 70.3 world titles at the same time. Here’s the physiology and training science behind how Kristian Blummenfelt did it.