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Stornes, Iden, Blummenfelt in the Frankfurt Heat: IRONMAN's European Championship Is Live
The IRONMAN European Championship in Frankfurt opened this morning with a modified course — 125km bike, 21.1km run — after 35°C heat forced organisers to shorten distances. Three Norwegian world champions are on the start list. Results pending.
By ZealZag TeamFrom One Finish Line to Two: The Story Behind Ironman's Kona and Nice World Championships
For forty-four years, every Ironman World Championship ended on Ali'i Drive in Kailua-Kona. Then in 2023, Nice hosted the men's professional race for the first time. How the sport's most iconic event ended up with two World Championship venues — and what that means for the athletes trying to get to either one.
By ZealZag TeamRacing in Heat: How to Build Heat Tolerance Before Your Hot-Condition Triathlon
Heat is one of the most reliable performance limiters in triathlon — not a variable you manage on the day, but a physiological challenge that requires preparation in the weeks before a hot race. The adaptations from deliberate heat acclimatization are well-established and accessible to athletes at every level. This is what the process involves and what to expect from it.
By ZealZag TeamBuilding Heat Tolerance for Long-Course Triathlon: What the Adaptation Actually Involves
Hot-weather long-course triathlon — Ironman Kona, T100 Singapore, Ironman Frankfurt in June — demands preparation beyond generic fitness. Heat acclimatisation is a specific physiological process with a known timeline and trainable methods. Here is what it actually does and how to build it.
By ZealZag Team
Racing Hot: Heat Acclimatization Strategies for Ironman Athletes
Athletes who train in cool climates and race in Kona, Lanzarote, or Cairns face a thermal stress gap that race-day willpower cannot close. This is what the science says about closing it before the start gun goes.
By ZealZag Team