Triathlon 33 articles
Low Ferritin Is Quietly Stealing Your Watts
Standard lab ranges miss the iron deficiency that actually limits endurance performance. What ferritin level to target, and how to fix it.
Lactate gels from the Tour de France: what research shows
Enervit and From Lab to Field are testing lactate gels at the Tour. Here is what the actual research confirms, and what is still just marketing.
AI in Triathlon: Do Training Apps Understand Your Data?
Strava launched an official Claude connector for training data. A look at it alongside Triathlify, TriDot and Athletica.ai, with pricing.
IRONMAN 70.3 Kraków 2026: Stępniak defends by 20 seconds
Stępniak defended his IRONMAN 70.3 Kraków title by 20 seconds. Bartlett left the water 1:41 down and still won the women’s race.
World Cup Rio: Legg and Michalickova Win It by a Second
Braxton Legg and Zuzana Michalickova won sprint titles at the World Triathlon Cup in Rio, both by one second, as Slovakia claimed its first-ever Cup win.
Słupek takes European sprint title in Elbląg
Roksana Słupek won the European sprint title in Elbląg. In the men’s race, seven seconds covered the entire podium.
Vitamin D in Triathletes: Sun Training, Still Deficient
Why Polish latitude, sunscreen and training hours leave endurance athletes short on vitamin D, and how to fix it.
The Science-Backed Way to Taper for a Triathlon
What a 14-day taper with 41 to 60% less volume actually looks like, plus taper tantrums, carb loading and a day-by-day race week plan.
Week in triathlon: records and Garmin buys TrainingPeaks
Van Riel and Findlay broke Lake Placid, heat cut the Banyoles run to 14 km, and Garmin bought TrainingPeaks and TrainHeroic.