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Workshops & Webinars. How-To Videos. Techniques. Workouts.

Library members get access to the Fast Talk Laboratories video library including how-to, training analysis, technique, recorded Q&A sessions, and workout videos from our coaches.

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Videos > Training Zones

polarized training lactate curve Dr. Stephen Seiler

Training Intensity Zones: Research vs. Practice

Dr. Stephen Seiler explains the endurance training zones schemes he uses in research (3 zones) and in practice working with Norwegian coaches and athletes (5 zones) as part of the Norwegian Olympic Federation model.