Tag: HIIT
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Zone 2 Is Having a Moment. Here’s What the Evidence Actually Supports.
Zone 2 went from a quiet endurance-training foundation to a full wellness trend. This article separates what it reliably does from the claims that outran the evidence, and covers how it fits into a week for someone who isn’t a full-time athlete.
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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.