For Marcus Cook, a weight loss challenge led to a lifelong friendship rooted in tri.
"It was either fitness or board games, and I have already lost enough friends playing board games.”
Melissa Hauschildt's 8:31:05 and Matt Hanson's 7:39:25 are now the new Ironman-branded records for the 140.6 distance.
Check out Susan Lacke's author page.
Jan and Simone Vingerhoets share how they make it work.
A stair-running champion explains how to elevate your run performance.
In other words, here's how to ride a bike.
Indoor group rides in winter = PR in spring.
Conquered Ironman and looking for more? You’re not alone.
Kona’s oldest female competitor this year is swimming in a fountain of youth.
In 2010, less than two years after his near-death experience, Miller achieved his goal at Ironman Cozumel.
There are two important takeaway messages from the latest study about sudden cardiac deaths in triathlon.
Men may have superior strength, but women last significantly longer when it comes to dynamic muscle exercise.
This weekend in Beglium triathletes and duathletes will face off in an innovative race format.
Are wrist-based HR monitors really the future?
How to adjust training for smog and wildfire smoke.
The men’s pro field is one of the fastest ever, with multiple record-breaking performances set on the way to Chattanooga.
Will Holly Lawrence defend? Can Daniela Ryf get her title back? Susan Lacke previews this weekend's 70.3 World Championship action.
This weekend, the eighth-grader aims to set a record of four triathlons in two days.
“In general, there are myths surrounding plus-size people’s capabilities in any sport."
Entrepreneurial pros are leveraging their knowledge of the sport to create gear by triathletes, for triathletes.
After three years of setbacks, Linsey Corbin gets back to the top of an Ironman podium.
What happens when scientists try to wash the stink out of their running clothes? They create a whole new way to do laundry.
Will triathletes ever be celebrities in the mainstream?
Gotta fly or drive after your race? You can do more than throw on compression socks and hope for the best.
When this doctor crossed her 12th Ironman finish line, she got a huge surprise—and learned a valuable lesson.
Social media is buzzing with excitement over triathlon’s new long-course star.
Two-time Olympic gold medalist Alistair Brownlee gets his first real test at the half-iron distance this weekend.
Mike Reilly and his six sons will compete in this weekend’s St. Anthony’s Triathlon.
Covering 140.6 miles of swim, bike and run is an impressive feat for most—but to do so in under 8 hours? That’s just plain superhuman.
Scientists finally figured out how the weight of your running shoes affects your speed.
For Flora Duffy, XTERRA racing is a big part of her success as an ITU competitor, and vice versa.
For this family man, triathlon is a way to be a better father.