Dissecting Training Zones with Siren Seiler and Dr. Stephen Seiler 

Based on their recent research article, the Seilers discuss the proliferation of training zone systems and compare them to the highly touted Norwegian five-zone model.

Fast Talk Episode 411
Fast Talk episode 411 with Siren Seiler and Dr. Stephen Seiler

Based on their recent research article, the Seilers discuss the proliferation of training zone systems and compare them to the highly touted Norwegian five-zone model.

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