The Ironman triathlon has a 2.4-mile swim in the ocean, followed by a 112-mile bike ride, topped off with a 26.2-mile run.

Ryan and Robert aren't only great friends, but they are training partners as well as they both prepare to compete in their first Half Ironman on Dec. 15 in Haines City.

After a nine-year break to start a family, the triathlete from Cottage Grove now leads the women’s Ironman Pro Series ...

KAILUA-KONA >> Not even a jellyfish sting could have stopped the Pease brothers from crossing the finish line.

Germany's Bogen, a prominent figure in triathlon with a reigning Ironman 70.3 World Champion title, challenged Van Riel throughout the 18-km run but ultimately finished second. Britain's Alistair ...

Suddenly, endurance sport is all the rage. While the rise in interest and participation could well be attributed to fitness ...

The Ironman Triathlon was held in Tempe as competitors put their endurance to the test. FOX 10's Irene Snyder had the story.

Belgian Marten Van Riel overcome the challenge provided by German Rico Bogen to secure the inaugural men's T100 triathlon world championship title on Sunday in Dubai.

Belgium's Marten Van Riel showed his superiority over 100km in Dubai to claim the inaugural T100 title, as a resurgent ...

Dottie Dorion, now 90, was a pioneering woman triathlete who, at 51, competed in her first Ironman race in Hawaii.

Timothy Bolen competes in his 20th Ironman with his daughter, Cloe, and friend Patrick, who has Cerebral Palsy, exemplifying ...

Known for his sharp acumen in building businesses and managing industries, Mahir has recently taken on a different kind of challenge—training for the grueling Ironman triathlon.