Britain's Kat Matthews claimed silver at the World Ironman Championship, but compatriot Lucy Charles-Barclay was forced to pull out while leading as competitors battled sweltering conditions in Kona, ...

Norwegian Kristian Blummenfelt became the first triathlete to earn an Olympic gold medal and an Ironman world championship in the same year span, rallying to win the latter in St. George, Utah, on ...

Norway’s Solveig Lovseth made the most of her first Ironman World Championship race, rallying from behind to win her first world title in Saturday’s race in Kona. Lovseth, 26, finished with a time of ...

When it comes to triathlons there is no bigger stage than the Ironman World Championships. Taking place in either Kona, Hawaii, or Nice, France, the competition features some of the fittest athletes ...

For most of Natalie Grabow's life, she didn't know how to swim. At age 59, she decided to change that, so she could face an even bigger challenge. "It was a big hurdle I had to overcome," Grabow told ...

Natalie Grabow has rewritten the limits of human endurance and ageing. At 80, the American athlete became the oldest woman to ever complete the Ironman World Championship in Kona, Hawaii. Her story is ...

She began to compete in triathlons when she was 60, a year after learning to swim. The grandmother of four said she plans to take part in triathlons for "as long as I can." I don't feel 80. I'll read ...

University of Colorado Boulder doctoral student Izzy Collins won her age group in a half-Ironman race this spring, a performance that landed her a spot in the Ironman 70.3 World Championship, where ...

As a swaying Lucy Charles-Barclay battled against her rivals, the brutal Hawaiian heat, intense thirst and the gradual delirium gripping her mind and body on the marathon leg of the Ironman World ...

Natalie Grabow’s body broke down as she crossed the finish line at the Ironman World Championship this week, though it wasn’t clear whether it was due to exhaustion or pure emotion. Grabow, who turned ...