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Joel Filliol Triathlon

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Zone 1 is where the magic happens

Zone 1 is where the magic happens by Joel Filliol

Slow down to go faster and farther

Read on Substack
Newer:Risk and RewardOlder:Progression: A powerful training heuristic
PostedFebruary 5, 2026
AuthorJoel Filliol
“Champions are everywhere, all you have to do is train them properly.”
— A. Lydiard

Joel Filliol. International Triathlon Coach. Squad #JFTcrew 6x World Champions. Relentlessly Obsessed.

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