Exploring the Origins and Purpose of Training Zones

To kick off 2024, Kolie and Rory discuss how and why training zones fall short, and how they can actually impair progress if taken to logical extremes. We build the conversation back up by thinking about their inception as descriptive rather than prescriptive, how WKO5's iLevels do, the reality of muscular adaptation, and how we actually think about training effectiveness, progression and adaptation.