This year's rules formalize the 20-meter bike draft rules for pros, which they announced last month, and clarify how they will work when age groupers interact with pros. They also lessen the penalty for having an unzipped trisuit from disqualification to a...

From Ironman, via email: Ahead of your race next year, we wanted to introduce you to Precision Fuel & Hydration, our Official Hydration Partner for the 2026 IRONMAN and IRONMAN 70.3 Global Series, including the 2026 IRONMAN World Championship in Kona, Hawa...

This new system, which takes effect with the 2026 qualification cycle starting this month, basically does away with the old roll-down system, in which unclaimed slots would roll down indefinitely within an age group. Ironman has a good explanation in their...

Jimmy Riccitello, Ironman's head referee, confirmed this to Slowtwitch on the Slowtwitch Podcast. The new rules World Triathlon announced in April (and clarified again in May) in their rule interpretation document are in effect, but Ironman will currently ...

Well, that was fast. On Sunday I wondered if Ironman would adopt World Triathlon's new rules limiting the amount of hydration that can be carried on the bike, and today I got my answer: Yep. In the 2025 Ironman competition rules, the section on bike equipm...

“You are almost an Ironman!”

Not entirely surprising; I thought the writing was on the wall when they unveiled another Ironman Canada in Ottawa, but they just made it official today. This is a huge bummer for me personally; I don't think there are any other full-distance races that ar...

Well, I gave it my best shot, but things didn't work out this year.