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A VR game that actually makes a triathlete strength train, truly breathable socks worth their $25 price tag, and other gear our editors loved this month.

Athletes share their thoughts on the 2026 one-day Ironman World Championship format in Kona.

A new Ironman 70.3 race in the United States, a T100 age-group world championship, and Alex Yee’s marathon debut - plus more triathlon news from April 2025.

The two-day Ironman World Championship will end after this year. What does that mean for the women's race? We sit down with Ironman CEO Scott DeRue.

Will Paula Findlay and Sam Long defend their titles? Here's how (and whom) to follow at the latest Ironman Pro Series race at 70.3 St. George.

“My goal is to make it clear that you can be an average Joe and still take on those big races.”

Ironman Texas was a great day for sport complete with new records and rivalry on the women's side alongside an impressive marathon from Kristian Blummenfelt. Insider pro triathlete Laura Siddall Breaks down the weekend's biggest races.

This is the rivalry triathlon has been waiting for.

Hip flexors creaky and tight? These yoga poses can help you find relief.

Hint: There isn't really an Ironman world record. But there are some fastest-known Ironman (and iron-distance) times.

The Ironman Pro Series continues with a full-distance race in The Woodlands - see the (Ironman) Texas-sized pro start lists and race updates here, plus how to watch the free livestream on race day.

Just four days before kicking off her 2025 season, Chelsea Sodaro announced her new bike sponsor. Here's a look at her new Ventum Tempus, shot on location, just before Ironman Texas.

Get a close-up look at the bike Canadian Tamara Jewett will be riding In her debut full-distance race at Ironman Texas

The Ironman Pro Series heads to Europe with a first-ever race in the Venetian Riviera. See the start lists and race updates here, plus how to watch the free livestream on race day.

Have former running-shoe developers from Nike, Brooks, and New Balance created the perfect daily trainer for triathletes? We put the Mount to Coast R1 to the test.

Only train on Fridays, Saturdays, and Sundays? You might be closer to triathlon-ready than you think.

With little warning, the Los Angeles 2028 Olympic committee has moved triathlon from its home in Long Beach to an entirely new site over 30 miles away. Triathlete’s editor-in-chief digs in to the details.

Physical therapist (and former professional triathlete) Jennie Hansen looks at injury rates for triathlon compared to other sports, including pickleball, football, basketball, and Crossfit.

The 2025 Ironman Texas professional triathlete start list includes several past winners and a veritable who's who of competition looking to score a world championship slot and Ironman Pro Series points.

While large-scale policies are crucial for significant environmental change, individual efforts within the triathlon community can also make a difference.

Is your upper back stiff and sore from a weekend of swim-bike-run adventures? These stretches will bring sweet relief.

Three registered dietitians share how drinking bone broth, which is protein- and electrolyte-rich, can help boost your performance and recovery.

Another study touts the benefits of heart rate variability training - here’s what it says.

"I’ve gone back to my pretty old-school training methods from early on in my career,” Sanders tells Triathlete about his 2025 campaign for a 70.3 World Championship after Oceanside win.

Caffeine isn’t the only thing that can help you train and race better. Take your latte to the next level with these athlete-tested ingredients.

From establishing training zones to making sure you don’t overdo it, heart rate monitors are a triathlete’s best friend. We tested and reviewed offerings from Wahoo, Garmin, Polar, Whoop and more to find the best heart rate monitors for triathletes

Orca refines six iconic wetsuits with subtle yet powerful updates to further enhance your swim

We sent "a cynical journalist who swims like a wise guy in cement shoes from a mafia movie" to test TriDot Pool School. Did his speed improve to the astounding degrees promised?

Triathletes might be more exposed to microplastics than the average individual, but you can take steps to minimize your intake.

A physical therapist shares seven of the best exercises to help you improve ankle strength and mobility while also preventing injury.

Are your sets dragging on (and on, and onnnn)? Beat boredom with these three fun swim workouts (including one with a hot tub warm-up).

We’ve selected a diverse group of 12 top triathlon coaches with a variety of styles, backgrounds, athletes, and results that any fan of the sport should know.

When it comes to the amount of carbs endurance athletes should consume, new science brings a new perspective to the table.

Members of the Infinite Multisport Triathlon Club tested and reviewed headphones for swim, bike, and run workouts so you don't have to - here's what they had to say about Apple, Bose, H2O Ultra, Suunto, and more.

Celebrate your big day with a big birthday workout - we’ve got you covered with swim, bike, and run challenges for every athlete (and every age).

Hurricanes, lightning strikes, and landslides are among the reasons triathlons have been canceled in the past, but rarely is the cause as mundane as “technical difficulties.”

Looking to fuel up while also reducing your carbon footprint? Sports dietitian Matthew Kadey rounds up the best bars, gels, and chews with sustainability at the forefront.

From a hot and humid showdown in Singapore to a Canadian double at 70.3 Oceanside, professional triathlete and columnist Laura Siddall reviews and analyzes a busy weekend of T100, Ironman, Supertri, and Challenge Family triathlon races.

The key is balancing all that stretching with strengthening exercises.

After a challenging 2024 season, Ben Kanute is looking to start 2025 strong in Oceanside. Here's a look at his new Ventum Tempus and the components he's chosen.

We take a close look at the Specialized Shiv TT bike Paula Findlay will be using at 2025 Ironman 70.3 Oceanside.

Want to crush your next ride? Start with the right warm-up. We show you the five moves that should be part of every triathlete’s cycling prep.

On Sept. 15, 2024, Mitchell Hutchcraft embarked on a multisport expedition from England to Mt. Everest. He has swum across the English Channel, biked through 18 countries, and run from India to Nepal. Only the trek up Everest remains.

Flora Duffy, Taylor Knibb, Paula Findlay, Chelsea Sodaro, and Ben Kanute - coach Neal Henderson has played an important role in shaping triathlon’s biggest stars.

The 2025 T100 series is underway in Singapore with a loaded field. Expert Thorsten Radde breaks down the top contenders on the stacked start list.

Your swim tempo trainer isn’t just about keeping you locked into one ideal stroke rate. Coach Andrew Sheaff explains how to use this tool to improve your skill and technique, plus tempo trainer workouts to take to the pool.

The 2025 pro season is starting off strong. Here's what Trirating expert Thorsten Radde projects for the U.S. opener to the Ironman Pro Series.

Two-thirds of athletes report using NSAIDs like Aleve to manage pain and inflammation - and that could be doing major damage. Dr. Jeffrey Sankoff explains why, plus recommends the best NSAID alternatives for athletes.

Maybe yoga is more challenging than you think...

Recovery shoes our significant others don't approve of and gear for warmer, soggier spring weather made our editors swoon this month.

A Canyon bike recall, new investors for the PTO, and a new paratriathlon world record - catch up on what you may have missed in multisport for March 2025.

Studies show exercise can change your biological age - but how does endurance exercise, specifically, add or subtract years to that magic number?

For its 30th anniversary, the XTERRA World Championship will return to the USA - but not Maui.

We're granted rare access to the 2024 Olympic gold medalist's coach for insight into Yee’s 2025 London Marathon prep.

Being a good triathlete doesn't always mean you'll be a good runner — but there are some pros who have turned in top marathon times.

The hottest athletes on the T100 Tour have something to prove with their exclusive contract. Will they turn up the heat once more in 2025? We preview the hotshots of the 2025 T100 Triathlon World Tour.

After dipping her toes into middle-distance racing last year, Spivey is diving in to her second hotshot contract on the T100 series. We catch up with the Olympian before she kicks off her ambitious 2025 T100 season.

Is buying a used triathlon bike a smart move? It can be when you follow these guidelines for finding the best ride.

Regular bloodwork - whether at the doctor’s office or self-ordered - can provide key insights into your athletic performance and fueling needs. Susan Kitchen explains which tests to order at the lab and how to interpret them like a pro.

We got punctured, swabbed, and wiped (yes, wiped) to determine the best on-demand health tests for athletes - no doctor’s office required.

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

Get excited! More than 100 top triathlon pros will race 70.3 Oceanside on April 5 - see the start lists and race updates here, plus how to watch the free livestream on race day.

Well-documented shifts in on-bike nutrition for the pro cycling peloton is likely having a ripple effect in pro triathlon, but how can everyday triathletes capitalize on carbohydrates?

Triathlete’s guide to the best saddles that increase comfort and power for the long haul. We rate our top picks based on criteria like texture, density, cutout, width, and more.

If downhill biking makes you nervous and you find yourself riding your brakes the whole way, you’re missing out on valuable time savings. Learn how to bike downhill fast for the optimal triathlon finish time.

Shake up your triathlon strength training with a gada or mudgal - we show you how to use this old-school tool in a modern-day workout.

Can you really have a good Ironman race with only 10 hours of training per week? Probably not, says coach Alison Freeman. But this 16-week low-volume Ironman training plan could get you there.

“This sport makes us vulnerable. We cry in private after a bad race, we sweat alone in our basements during tough training sessions. ... Sharing that journey with friends is so important.”

The editors of Outside Run have handpicked the best deals on the internet for huge spring sales on popular models from some of our favorite brands: Hoka, On, Brooks, and more.

The first full-distance race of the Ironman Pro Series is here! Here’s who (and how) to watch the action on the free Ironman South Africa livestream.

Triathlon training might just be the ticket to staying mentally sharp as you age. Dr. Daya Grant explains how swim-bike-run workouts now could reduce the risk of Alzheimer’s, Parkinson’s, dementia, and age-related cognitive decline in the future.

USA Triathlon CEO Vic Brumfield's candid interview on a (surprisingly) growing younger demographic, vanishing local races, a historic American Olympics, a shifting collegiate strategy, and more.

Pool-swim tris are legit races for both beginner and experienced athletes. Here’s how to make the most of your race.

For those seeking the ultimate triathlon test (and maybe a touch of masochism) these events currently stand as the pinnacle of endurance sports.

Pro triathletes face rising costs if they want to race the Ironman Pro Series in 2025 - but what does the $1,500 Ironman pro membership fee really buy, and is it worth it?

The Ironman Pro Series kicks off its 2025 season with fast-and-furious racing in Australia - here’s who (and how) to watch the action on the 70.3 Geelong livestream.

A Kona decision? Back-to-back sprint finishes? As the 2025 triathlon season revs up, our editors and contributors gaze into the crystal ball and tell us what they see.

Consider it karma for all that hip-opening.

The unconventional and irreverent Ryan Willis is using his triathlon background in a quest to win $250,000 on Fox’s new survival show.

Artificial intelligence has gone far beyond simply writing workouts and training plans - we look ahead at the next digital battlegrounds in 2025.

Drop the weights and dive into a better full-body workout with Speedo’s new DMC Fins and improved Vanquisher 3.0 goggles

Triathlon training is good for the heart - until it’s not. Scientists explain how too much endurance training can permanently alter the structure and function of heart, leading to potentially dangerous health issues.

The middle-distance specialist and 2016 70.3 world champion says the challenges of pregnancy and breastfeeding gave her clarity on her next triathlon goal: to qualify for the Ironman World Championship in Kona.

Even in the coldest months, smart nutrition supports recovery, immune function, correct fueling and training adaptation. Scott Tindal explains how to pull it off the right way.

For days when you can't get to the gym but still want a quick-hit core workout, this simple and equipment-free strength session uses yoga staples for maximum effect.

Laura Siddall breaks down eight pro triathletes whose stock is about to take a huge jump in 2025. Learn more about who is on the cusp of a big breakthrough - before it happens.

This month's editor picks include some eco-friendly gear and a way to give your existing gear a second life. Here's what the editors loved this month.

There are countless varieties of protein powders for endurance athletes - but which ones are the best? We shake them all up in our review of taste, nutritional quality, and more.

The return of the Malibu Triathlon, the triathlete who won the “Athletes' Athlete of the Year” award, and Supertri goes all-in on age-groupers - catch up on what you may have missed in multisport for February 2025.

The International Testing Agency has announced that Simmonds has tested positive for Ligandrol, a banned substance, which she claims was caused by exposure through “intimate relations” with her partner.