Registration opens, then closes, in 3 minutes. “This event was really the best ever!”

German triathlon superstar Jan Frodeno announced on Instagram that he won’t be competing in the 2018 IRONMAN World Championships in Kona, Hawaii because of a hip stress fracture.

Matt Miller of BASE Performance will be racing in 2 IRONMAN events in one weekend and this is all for a worthy cause – and he is not alone on that quest.

Odd editions (Bondi 3, 5) are fails. Even editions (2, 4) are wins. Does the Bondi 6 follow the pattern?

Florian Angert and Laura Philipp smash the bike leg to prevail at Ironman 70.3 Rügen.

Sarah Crowley edged Paul Findlay, Eric Lagerstrom topped Ben Hoffman at Santa Cruz 70.3.

Williamsburg, Quassy and Maine become Ironman-owned events.

We take a fresh look at tire sealants in 2018. Have they developed like we imagined? How do they apply to your needs and your tires? Read on.

On a near perfect and beautiful day on the Stockholm archipelago, teams in all 3 division managed to crush all existing records and we have amazing images from that day.

In a clash of Olympians, 2008 gold medalist Jan Frodeno beat 2012 and 2016 gold medalist Alistair Brownlee at 70.3 Worlds.

Is this wheel brand worthy of your attention? I rode these wheels up, down, back, and forth, here’s what I found.

Ryf finished 3:46 ahead of Lucy Charles and 6:09 ahead of Anne Haug to win 70.3 Worlds in South Africa.

Three Olympic distance greats vie for the men’s title while Daniela Ryf is in a class of her own at Nelson Mandela Bay.

Greg Close is a professional triathlete and coach who races on this very distinctive checkerboard Ventum One, and as it should be – he also has a matching helmet.

It takes a lot for a wetsuit to surprise me (good or bad). I usually know the score. Here’s ROKA’s Maverick Pro II.

Slowman leaves the reservation for a primer on swim technique.

Will the 60 who races the long course Ugly Dog look back and say, yes, I was there at the beginning?

How has the age and gender makeup of both Slowtwitch and USAT changed over the years?

There is a very tough race in Norway called SwimRun To The World’s End and we have some beautiful images from the 5th edition of the race near Oslo.

Tim Reed tops fellow 70.3 World Champ Craig Alexander and Caroline Steffen wins at Sunshine Coast 70.3.

When snow canceled the bike leg, Laura Philipp and Michael Weiss won the Zell Am See-Kaprun 14.3 duathlon.

Two-time World Champion Mario Mola wins 4th WTS race of the year, takes huge points lead at Montreal.

Vicky Holland takes 3rd win of WTS season, climbs within 34 points of Katie Zaferes at Montreal.

This is the second segment of our basic primer on disc brakes for road and triathlon. We dive in to specifics for travel, storage, tools, and more.