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Practicing yoga for lower back isn't just about stretching for pain relief. It's about strengthening for pain prevention.

What do Norwegian triathletes Kristian Blummenfelt and Gustav Iden have in common with a 1.5 kilometer-long filament? On's newest "spray on" super shoes - the staggeringly expensive $330 Cloudboom Strike LS.

Designating a time instead of a distance for a set lets everyone swim together—and rest at the same time so you won’t miss any gossip.

We give seven quick tips on how to extend the life of your precious-but-disposable investment and four of our run editors' favorite picks for replacements in 2023.

The T100 triathlon tour saved the best for last. Here's everything you need to know about the T100 grand final in Dubai, from start lists to a link for the free livestream on Outside Watch.

We don’t yet know all the effects of carbon-plated super shoes, but coaches agree on some key principles when using them in training

DeRue has had "exciting" conversations with athletes, politicians, and community members about the Ironman World Championships - but where will they lead?

Dr. Jeffrey Sankoff looks at a new study that looks at static stretching versus foam rolling for flexibility.

This run workout is designed to help athletes build strength and speed and get comfortable with cadence control and pace changes.

Now on the shelves at Apple Stores nationwide, these smart swim goggles are going mainstream. We pool swim and open-water swim to test the newest updates of Form’s unique heads-up display goggles, the Smart Swim 2.

Snorkels, fins, pull buoys—we love to use them, but it's important to make them really work for you.

Laura Siddall recaps a thrilling finale to a thrilling Supertri series in Neom and looks at why Ashleigh Gentle is the Queen of the Noosa Triathlon.

The series formerly known as Super League Triathlon has a new name, new locations, and new excitement for 2024. Get updated results, standings, expert insights, and everything you need to know about the Supertri race series.

Whatever kind of strength training you practice, these stretches can help prevent aches and pains.

How do you prepare for a record-breaking six-day run? If you're Matthieu Bonne, you clock a record-breaking continuous swim followed by a record-breaking seven-day bike.

Here’s a simple recovery swim, which is great for recouping from a tough race or virtual effort.

Experienced triathletes know it’s a good idea to have a small quiver of different swim goggles for different situations. We break down what to wear and when.

A new World Triathlon president, an Ironman (CEO) PR, and the tri gear set to appear on Apple Store shelves - catch up what you may have missed in multisport in October 2024.

Seven-time IMAZ finisher and local Roy Hichens shares an insider look at the course and destination for age groupers racing Ironman Arizona—everything from training locations and gear choices to pacing strategy—so that you can have your best race weekend experience at this popular desert race.

Success stories from Laura Philipp, Nikki Bartlett, and Matt Hanson are held up as evidence that any age-grouper could become a top pro with enough training. But is that really the case?

A look at the bikes ridden by the ten fastest cyclists in the men’s pro race at the 2024 Ironman World Championships in Kona, Hawaii.

This spooktacular dynamic stretching set will get you ready to hunt vampires, outrun zombies, or anything else your Halloween workout might throw at you.

What did age groupers think about when the going got tough in Kona? (Grab a box of tissues for this one.)

21 year-old Sam Askey-Doran broke the Ironman World Championship Kona swim course record this year - and it's all because of an unlikely friendship with pro triathlete Cam Wurf.

Nike was the shoe count champion at the front of the men’s race, while Patrick Lange was the fastest runner of the day wearing a pair of Adidas Adizero Adios Pro EVO 1 at the 2024 Ironman World Championship in Kona.

There's no denying that hitting up the flat cola table at an Ironman has its advantages for some athletes - but be smart about when and how you drink up.

12 of the 54 pro men who started did not finish at last weekend's 2024 Ironman World Championship Kona. From jellyfish to bike crashes, find out what happened to DNF athletes like Gustav Iden, Trevor Foley, and more.

Pro triathlete Laura Siddall gives a detailed look at the Pro Series “race within the race” at last weekend’s men’s Ironman World Championship in Kona.

Like never before, the 2024 Ironman World Championship saw pros taking huge risks on tech, nutrition, pacing, and even chainring size: But just like always, big risk can carry big consequences.

The 2024 Ironman World Championship in Kona was one of the fastest, most exciting, and unpredictable races ever. Check out the moments that mattered with original photography from Brad Kaminski.

"Call us masochists, I suppose. But boy, do we love to do hard things."

The 41-year-old Aussie, who splits time as a pro cyclist and triathlete, believes his best days are still ahead of him in the sport—as seen by a seventh-place finish at the 2024 Ironman World Championship in Kona.

The 26-year-old Dane sat in T2 for four minutes before finally turning it around on the run at the 2024 Ironman World Championships in Kona.

While many top contenders biked too close to the sun, the 38-year-old played to his strengths and experience to earn an emotional victory at the 2024 Ironman World Championships.

The 30-year-old from American from Boulder, Colorado, dug deep into his toolbox to have the race of his life at the 2024 Ironman World Championships in Kona.

On a day of big performances and big blow-ups, Germany's Patrick Lange ran away with his third Ironman World Championship title and a new Kona course record.

Members of the triathlon industry spent hours tallying up what bikes, aerobars, components, wheels, and more gear that the fastest men in the world are using at the 2024 Ironman Championship in Kona.

The fastest, funkiest, freshest bikes from age-group check-in at the 2024 men's Ironman World Championship in Kona.

We look at an unnamed prototype helmet, $300 race shoes, and all sorts of goggle choices from some of the top contenders at the 2024 Ironman World Championship in Kona.

At the 2024 Ironman World Championship, pro cyclist (and Ironman winner) Cam Wurf will be racing the new Pinarello Bolide F TT—the official bike of his INEOS Grenadiers ProTour team.

T.O. chats with Bob Babbitt about his own race experiences in Kona and memories of racing with his wife, Mirinda Carfrae.

Brent and Kyle Pease are following in the footsteps of the great Team Hoyt. The duo chats with Bob Babbitt before their Ironman World Championship Kona race this weekend.

Meanwhile, 2022 Ironman World Champion Gustav Iden will be "disappointed" if he wins. Here’s what else you missed from the pre-race press conference at the 2024 men's Ironman World Championship.

Bradley Weiss stops by "Breakfast with Bob" to chat about the different strategies in racing Nice vs. Kona.

A built-in cooling system? Eye-catching custom paint? Two-time Ironman world champion Patrick Lange's 2024 Ironman World Championship Canyon Speedmax CFR build is as insane as they come. We take a close look.

Experience one glorious half-mile of pants-free peacocking along Ali'i Drive through the lens of Triathlete staff photographer Brad Kaminski.

How did the Kona Underpants Run get started? Believe it or not, it was a protest against triathletes.

On location at the 2024 Ironman World Championship in Kona, we get an early look at the 2025 Ventum Tempus—a big departure from a well-loved triathlon bike brand.

This year the Ironman World Championship in Kona was a gear smorgasbord for triathletes looking to get super fast: crazy new wheels and aerobars, fun Hawaii-themed essentials, and three brand-new bike releases!

Superbiker and the owner of the fastest-ever iron-distance time Magnus Ditlev is a real threat at the 2024 Ironman World Championship. We get a close look at his boundary-pushing Scott Plasma RC.

Almost no one knows the highs and lows of Kona better than three-time Ironman world champion Jan Frodeno. Bob Babbitt sits down with the now-retired German to talk about the new crop of champions.

Menno Koolhaas is one to watch in Kona this weekend. The rising triathlon star chats with Bob Babbitt ahead of the 2024 Ironman World Championship.

Is this Magnus Ditlev's year to win Kona? The Great Dane talks with Bob Babbitt about his big dream for the 2024 Ironman World Championship.

The Norwegian superstars leave no stone unturned when it comes to poking fun at each other before the 2024 Kona Ironman World Championship.

Who will emerge as the major players in this weekend's Ironman World Championship race? Thorsten Radde uses a mix of history, data, and dynamics to predict how things might play out at Kona 2024.

We take a close look at reigning Ironman world champion Sam Laidlow's incredible, custom Canyon Speedmax CFR.

We take a close look at the Factor Hanzo that Rudy Von Berg will be riding at the 2024 Ironman World Championship in Kona.

Ben Kanute wants to bring the Ironman World Championship title back to America. The Olympian-turned-Ironman talks with Bob Babbitt ahead of his Kona debut.

Sam Laidlow will attempt to defend his Ironman World Championship title this weekend in Kona. Ahead of the big day, the Frenchman sits down with Bob Babbitt to discuss his preparation.

Our up-to-date breakdown of the top contenders for the podium at this year’s Ironman World Championships professional men’s race in Kona.

Iron War wasn't the only Kona race that had fans on the edge of their seats. These epic Kona battles were thrilling to the very last second.

Kona rookie Ben Kanute is debuting on the Big Island in style on a custom-painted Trek Speed Concept with a very unique cockpit system.

We get an up-close look at three-time world champion Gustav Iden's brand-new Giant Trinity Advanced SL, sporting some truly remarkable 3D-printed bits, just for the 2024 Ironman World Championship in Kona.

Rudy von Berg has been stringing together some impressive performances lately - what's in store for race day in Kona? The American pro chats with Bob Babbitt ahead of this weekend's Ironman World Championship race.

The fastest runner in Ironman triathlon chats with Bob Babbitt ahead of this weekend's quest for a third Ironman World Championship title.

Is Cam Wurf one of the most entertaining athletes on the 2024 men's Ironman World Championship start list? We say yes. Check out his chat with Bob Babbitt ahead of this weekend's race in Kona.

Pro triathlete Laura Siddall breaks down big results from big races at T100 Vegas, the WTCS Grand Final, and the World Paratriathlon Grand Final.

2,400 athletes, 56 pros, 17 hours, and one epic challenge - these are the numbers behind the men's 2024 Ironman World Championship in Kailua-Kona, Hawaii.

Race officials confirm the death of a Mexican athlete and a British national, while participants raise concerns around organization.

Just like a long run or ride has a purpose in your endurance prep for long races, this long swim session will do wonders to prepare you for the strain of a long-distance swim event.

Outside's editors lab-tested and ran in 16 super shoes available in 2024. We reveal their top picks for triathlons of various distances.

Three of the fastest long-course age-group men in the world each share a swim, bike, or run session that they use to prepare for their big day at the men's 2024 Ironman World Championship in Kailua-Kona, Hawaii.

With a rich 40+ year history, the Ironman World Championship is home to some of the greatest races in the sport of triathlon. Expert Thorsten Radde has created an objective, data-based system to rank the 10 very best.

Though Magnus Ditlev doesn’t race in North America often, the fastest professional iron-distance triathlete ever is impacting the biggest races in our sport. Read why.

This workout will help you prepare for the demands of 70.3 racing—and all in under an hour.

Trirating expert Thorsten Radde previews the pro fields for T100 Lake Las Vegas, with analysis and odds for you to make your predictions.

Even the best-intentioned aero gear can fail triathletes if they're not using it right. A wind tunnel operator explains the most common (and costly) mistakes triathletes make.

You know about Boulder, Bend, and Tucson, but what about Yuxi, Windhoek, and Andorra? These are the 11 triathlon training destinations where you can train like a pro (and probably spot them on your ride, too).

What to do if you experience pain in your shoulder while swimming.

Pro Laura Siddall digs into a professional weekend of racing you might have otherwise missed.

"Stop and smell the flowers" isn't usually something included in triathlon workouts - but maybe it should be.

Viva Las Vegas! Get the start lists, updates, livestream information, and more from the penultimate T100 Tour race in Lake Las Vegas.

This week's set is full of funky movements that will prepare you for the unpredictable reality of an open-water swim.

Do you keep getting flat tire after flat tire and can’t figure out why? Odds are it isn't just bad luck.

Editor-in-chief Chris Foster hands-on reviews five of the top smartwatches from the last 12 months and breaks them down by price, specs, and an eight-point rating system.

It's going to be a thrilling day in Kona - and you won't want to miss a second! Watch all the action on the men's 2024 Ironman World Championship livestream on October 26.

Ironman Florida 2023 champion and course record holder Skye Moench shares an inside look at the Panama City Beach course and destination—everything from training locations and gear choices to pacing strategy—so that you can have your best race weekend experience at this late-season race.

The men's 2024 Ironman World Championship start list is set! Get insight and analysis on how the race is shaping up, plus some stats about the pro field.