Foundry Files
Notes from the forge.
Training insights, race lessons, and coaching perspective from Coach Sean Fenoff.

Foundry Files No. 005: The Adaptation of Adversity
Lessons from a rough Ironman Lake Placid before Kona: why adaptability, not the perfect race, separates good endurance athletes from great ones.
Read the post →Foundry Files No. 004: Start Your Season Strong
No-nonsense triathlon race tips for your first race of the season: pre-race habits, swim, transitions, bike and run pacing, and race strategy.
Read the post →Foundry Files No. 003: The Cost of Racing
Racing is one of the biggest stressors in a training cycle. Why racing too often stalls fitness, and how to choose races that support your build.
Read the post →
Foundry Files No. 002: Aerobic Is a Skill
What aerobic training really builds, why gray-zone work stalls endurance athletes, and how to tell if your aerobic engine is developed.
Read the post →Foundry Files No. 001: Why We Train
Motivation fades every February. Coach Sean Fenoff on why durable training comes from identity and purpose, not time goals or PRs.
Read the post →Ready to train with purpose?
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