TriSplits › Guides
Triathlon guides
Plain-English answers to the questions every long-course triathlete asks — pacing, cutoffs and fueling — current for 2026 and paired with free calculators so you can run your own numbers.
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How to pace your first Ironman
The beginner's race-day plan — pace the swim, bike and run by effort so you finish strong instead of blowing up on the run.
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Ironman cutoff times explained
The 2:20 swim, 10:30 bike and 17:00 overall limits — how they're timed from the gun, mid-course cutoffs, and how to make them.
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Ironman nutrition guide
Carbs, sodium and fluid per hour — how to fuel a long-course race without wrecking your stomach, plus a race-day template.