In her 20 years as a pro, Griesbauer won three Ironmans and finished in the top 10 at the Ironman World Championships in Kona ...

Natalie Grabow became the oldest woman ever to finish the grueling, 140.6-mile Ironman World Championship triathlon last ...

The final Arizona Ironman kicked off Sunday morning in Tempe under weather conditions that initially had athletes and ...

Gabrielle Suver of Clermont, Florida faces a long recovery and an uncertain future in her sport after becoming the victim of ...

Two Boulder County athletes dominated their age group during the 70.3 Ironman World Championships in Marbella, Spain, ...

Louisville’s Iron Man Triathlon in the past has overcome high heat, swift water, and even algae blooms in the Ohio River, but ...

Completing an Ironman Triathlon is no small feat; it's a challenge that includes running a 26.22-mile marathon, biking for 112 miles and completing a 2.4-mile swim. When father-and-son duo Jeff and ...

The endurance sports community grapples with the heartbreaking loss of two athletes during the swimming leg of the Mossel Bay ...

More than 1,900 athletes took part in this year’s Ironman Arizona at Tempe Town Lake for this year’s final edition in the ...

Registration for the first Ironman 70.3 Northern California opens in less than two weeks. What we know about the race through Redding and Whiskeytown.

At 80 years old, Natalie Grabow became the oldest woman to complete the Ironman World Championship in Hawaii, swimming, biking and running her way into the record books.

To celebrate International Women’s Day, we’re taking a quick look back at the history of triathlon and the role women have played in shaping the sport. Here are just a few historic landmarks: 1974 – ...