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Asics dominated, representing half the top-10 finishers, with On and Hoka models making strong appearances.

Saturday's Ironman World Championship in Kona was wild. It left question marks on who will win the 2025 Ironman Pro Series.

We take a look at the bikes ridden by the 10 fastest cyclists in the women's pro race at the 2025 Ironman World Championship in Kona, Hawaii.

The Ironman World Championship has made a lot of progress in the last three years of women’s-only racing. Now it must avoid a setback.

Re-live the pro race at the 2025 Ironman World Championship in Kona through the lens of Triathlete staff photographer Brad Kaminski.

Matthews started the run over 14 minutes down from the leader. She finished just 35 seconds off the win.

Løvseth is the fourth Norwegian to win this race on her debut, and that’s not a coincidence, she says. Here’s why.

On a day that saw soaring temperatures and unexpected withdrawals in the podium positions, Solveig Løvseth proved best in her first try at the Ironman World Championship.

More than 1,700 of the fastest women in the world at the full distance will race tomorrow in Kona. Members of the triathlon industry count the bikes, aerobars, components, wheels, and more gear they used to get to the start line of the 2025 Ironman World Championship.

The sponsorship announcement, made on the eve of the Ironman World Championship, is controversial - but in triathlon’s current landscape, it’s also a smart business decision.

We spoke with athletes and industry leaders on the Big Island ahead of the 2025 women’s Ironman World Championship to find out what they’ve loved about the last three years, and what they hope Ironman will bring forward as we return to a mixed-gender format in 2026.

In this exclusive video interview, Daniela Ryf, Mirinda Carfrae, Michellie Jones, and Julie Moss tell us what they really think about Kona, competition, self-doubt, and ice cream.

With roughly 25% fewer racers in town than Kona has seen in decades and $1 million less in total entry fees, when compared to recent history, there is something different about 2025.

“I think it's really great to have all of these strong women here, because I think that is what you need. You need strong competition to push your limits.”

What started as a protest against triathletes wearing Speedos in public has turned into a charity fundraiser and beloved race-week tradition at the Ironman World Championship in Kona.

We get unprecedented access to two age-group women and follow along as an Ironman World Championship rookie and a veteran prepare for the most prestigious triathlon in the sport.

Competition will likely show early signs of who will take the tape at the women's Ironman World Championship. Thorsten Radde provides a likely play-by-play breakdown.

Bob Babbitt sits down with athletes as they prepare for competition.

Triathlete magazine's editors are on the ground in Kona bringing you live, behind-the-scenes coverage. Check our live blog often for the latest.

Three past champions and several top 10 finishers are the likely favorites for Saturday's Ironman World Championship in Kona. Trirating.com expert Thorsten Radde breaks down the competition.

Don’t miss the action on the Big Island as 60 of the fastest women in the world compete for the world champion title on October 11.

From old-school Tinley Talks to modern-day revelations, our editors and contributors pick the stories they loved reading and writing.

In an era where everyone's a self-proclaimed expert, it's easier than ever to be misled by shoddy science. A professional skeptic (yes, that's a thing) shares how to spot scams and snake oil backed by "studies."

Find your training zones and better understand your body's capacity by completing an at-home lactate threshold test.

A new host city for 70.3 worlds, the end of a popular U.S. Ironman, Jan Frodeno’s foray into ultrarunning, and more - catch up on what you may have missed in multisport this month.

“The threat to me was: ‘If you don’t shut up, we’ll go public about you.’ It has led me to believe and witness that there is a mafia-like culture within World Triathlon, and it has to stop.”

The XTERRA World Cup and World Championship was the main event this weekend. WTCS Weihai, Ironman Chattanooga, and Ironman 70.3 Augusta also offered great racing to watch.

With various reports over the years of “large marine life,” writer Tim Heming asks experts to set the record straight on the risks of sharks in triathlon (and at the Ironman World Championship).

It’s a mad, mad world out there for cyclists - but it’s possible to find safe bike routes without cars. Triathlete’s editors and contributors share where they ride without fear.

We take a look at Knibb’s journey from clip-ons to cutting-edge aero.

Did penalties unduly shift the momentum during Spain T100? And who had arguably one of the best performances of the day...to finish in third? Laura Siddall offers her insights.

Prepare to watch the XTERRA World Championship livestream September 25-27 by getting to know the main men's and women's contenders.

A new study shows triathletes who identify most with perfectionism are also more likely to become physically injured. Mental health researcher Jill Colangelo explains why this news should shock no one.

Joy, pain, satisfaction, relief - Triathlete staff photographer Brad Kaminski captured it all on the faces of Ironman world championship finishers at the 2025 men's race in Nice, France.

We’ll be back in Nice for the 70.3 championships and regular-season racing, but will triathletes and triathlon fans miss the split-worlds solution on the French Riviera?

Almost 25% of the men’s pro field didn’t finish the race at the 2025 Ironman World Championship. Here’s what happened to the likes of Magnus Ditlev, Daniel Baekkegard, Antonio Benito Lopez, Kieran Lindars, and more.

The sixth race of the T100 Tour is set in Oropesa, Spain. With just two more races before the Grand Final, athletes will be looking to solidify their standings.

We take a look at the bikes ridden by the 10 fastest cyclists in the men's pro race at the 2025 Ironman World Championships in Nice, France.

The men's 2025 Ironman World Championship in Nice absolutely lived up to the hype. Check out the moments that mattered with original photography from Brad Kaminski.

The podium you saw this weekend at the men's 2025 Ironman World Championship in Nice is likely the podium for the Ironman Pro Series. Here's why.

We ask: What if the Norwegian Method is as simple as training (and racing) with your friends?

Norway's Gustav Iden talks about being strong enough to race the way he wants to (again), his special training environment, and the consequences of going out at 5:29/mi. pace at the 2025 Ironman World Championship.

Three-time Ironman World Champion Patrick Lange shares how getting sick on Monday impacted his race, plus why he's so happy for second-place Gustav Iden.

The 28-year-old Norwegian knew his teammates Gustav Iden and Kristian Blummenfelt would be his biggest competition. Turns out, they were also his biggest strength.

It's a sub-8-hour podium in Nice, France, as Stornes wins on debut at one of the most stacked Ironman World Championship men’s fields in history.

More than 2,500 of the fastest men in the world at the full distance will race tomorrow in Nice. Members of the triathlon industry count the bikes, aerobars, components, wheels, and more gear they used to get to the start line of the 2025 Ironman World Championship.

From little-known brands to drool-worthy custom designs, today's age-group bike check-in offered a feast for the eyes.

We sat down with DeRue in Nice, France, a few days before the 2025 men’s Ironman World Championship to find out what he’s learned in his tenure to date, how he’ll (actually) put athletes first, and where they're looking to place new races.

Triathlon, but make it French: Triathlete staff photographer Brad Kaminski captured triathletes putting the finishing touches on their prep for the 2025 Men’s Ironman World Championship.

Thorsten Radde mixes history, data, and dynamics to help you watch the 2025 Ironman World Championship men's race like a pro.

Our up-to-date breakdown of the top contenders for the podium at the men’s 2025 Ironman World Championship in Nice.

Triathlete's editors are on the ground in Nice, France, bringing you live, behind-the-scenes coverage you can't find anywhere else. From pro and age-grouper interviews to pro bikes and gear, check back often on our live blog for the latest.

Bob Babbitt sits down with athletes as they prepare for competition.

Collegiate club triathlon can be a wild, life-changing ride. Our expert coaches share the whys and hows of joining up with your school’s triathlon team.

Riding a 191-mile route around another country is just another training day for Cam Wurf as the Aussie gears up for the 2025 Ironman World Championship in Nice.

Can an athlete win a middle distance one day and a sprint the next? That's what the back-to-back T100 and WTCS races aimed to answer.

Traveling to North America’s largest triathlon with nothing but a backpack to discover a unique triathlon wave that could, in fact, be genius.

The French Riviera is the fifth race in the T100 Series and the race to Qatar. Here's a look at the top competitors and their winning odds.

A 17-year-old podiums, home country wins, and the first male qualifiers for the 2026 one-day Kona Ironman World Championship earn their spots in Switzerland.

As marathon times continue to plummet in iron-distance racing, we analyze the recent leap in performances and ask: Why now?

The Ironman Pro Series goes to Austria August 31 - check out the start lists and race updates for Ironman 70.3 Zell am See-Kaprun here, plus how to watch the free livestream on race day.

50 athlete-moms, including five triathletes, will receive $2,000 grants for “childcare so they can get out there.” One recipient, Sierra Winters, shares why it matters.

Pro triathlete Laura Siddall recounts last weekend's competition across Ironman, XTERRA, Embrunman, and more.

Ironman has officially released the 2025 Ironman World Championship start list. Here's who is on it (and who isn't).

The women's 2025 Ironman World Championship in Kona will feature three past champions, nine of the top 10 finishers from 2024, and the top 19 athletes in the Ironman Pro Series. In other words: it's gonna be one amazing race.

No gym, no pool, not even a patch of grass - triathlete Sarah Olson shares her experience living and training in one of the most remote and extreme places on Earth.

Add "water" to the long list of things to be worried about.

Surprise winners were a common thread this weekend, both at London T100 and XTERRA Czech Republic.

"Early on, whenever I asked for anything in Boston, the first response was a ‘no,’ then ‘[expletive] you,’ then ‘go [expletive] yourself.’"

We stepped into the broadcast booth at the T100 San Francisco event in May to see how the sausage is made. The entire operation was mind blowing.

Walking away from a triathlon goal isn’t a failure, says coach Julie Dunkle. In fact, it’s a sign of a smart athlete.

Trirating.com expert Thorsten Radde analyzes the super-deep 2025 London T100 field and predicts the most likely winners at the event on Aug. 9.

Julie Derron is poised to make her mark at the 2025 Ironman World Championship in Kona, following in the footsteps of successful Swiss triathletes like Natascha Badmann and Daniela Ryf.

You don’t know what you don’t know. So how can you be sure your bike mechanic is qualified for the work and not upselling you?

Pro triathlete Laura Siddall breaks down the various pro triathlon series and who is performing and underperforming this season as world championships loom.

Exciting new research at the molecular level could one day yield a precise individualized prescription for your perfect training regimen. Elaine K. Howley dives into the fascinating field of omics.

New races hit the Ironman and PTO circuit, familiar faces establish programs to help the next generation of triathletes, and a major tri gear recall - catch up on what you missed in multisport this month.

Don't skip swimming due to headaches. Dr. Jeffrey Sankoff helps triathletes get to cause of swimming headaches to prevent and treat them.

Feeling all the feels at the end of your race? There’s a reason for that.

Exclusive: Triathlete speaks to both sides of the contentious legal proceedings surrounding last year's World Triathlon elections, in which one former board member accused another of influencing the outcome.

Norway’s latest triathlon star didn’t set out to conquer long-course triathlon, but that’s exactly what she’s doing. Could she follow in the footsteps of Kristian Blummenfelt and Gustav Iden and pick up a win in Kona?

“Most advice around burnout emphasizes rest and time away from your sport. While mileage may be a contributing factor, burnout isn’t solely about doing too much.”

Laura Siddall details the controversial Lisa Perterer drafting penalty at Lake Placid and the competition at World Triathlon Para Series in Montreal.

Understanding the motivations of triathletes is key for achieving multisport goals.

A physical therapist prescribes four nerve flossing moves to bring relief to your neck and shoulders after a long ride.

“Rest is not a reward for going extreme, nor is it a sign of weakness. Rather, it is the chance for the body to recover, to rebuild, and restore.”

Ironman Lake Placid is one of the last opportunities to qualify for the 2025 Ironman World Championships. Trirating.com expert Thorsten Radde details who has the best chance at winning and who could punch a last-minute ticket to Nice and Kona.

Long daylight hours, high temperatures, and intense training cycles can turn summer nights into a restless mess for triathletes. Here's why your sleep suffers - and how to fix it.

This weekend wasn’t an especially flashy race weekend, but it did shake up the women’s Ironman Pro Series points and involve an impressive win by 37 minutes.

You may not want to sit around marinating in your sweaty bibs during a post-ride coffee, dermatologists warn.