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Speed, Threshold, Base: The 3 Phases of Training for Runners
October 28, 2026
Coach Layn starts with a new client's question: why do we test VO2? What VO2 max is, why it predicts how long and how well you live, and how speed, threshold, and base training build it. Plus a free Week 10 marathon plan and an invite to run the Bandera 50K with the Fitness Hippies.
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