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With the first auto-qualification event for the Paris 2024 Games coming up in August, we take a look at which athletes are best poised to make a run for Team USA.

The Paris qualification race is about to get really exciting, really fast. Here's everything you need to know about how U.S. athletes will earn their spots on the 2024 Olympic and Paralympic triathlon starting lines.

It was a coast-to-coast weekend of tri with big races at Ironman Lake Placid and 70.3 Oregon.

Same stretch. Less discomfort.

Don't be scared to put two sports on the back burner—even in the middle of the season. There are ways to do it right.

No, your workout clothes do not smell of greatness - they stink (badly). Here's how to get your gear smelling fresh again.

When it comes to using tech, every triathlete is different. Learn about the five most common approaches to data collection in training, plus the benefits and pitfalls of each.

Taste, palatability, energy spikes, ease-of-opening—we’ve thoroughly tested nine different energy gels for triathlon to guide you through the goopiness.

A recent positive test at the top of pro triathlon has raised the question: How hard would it be to cheat in tri? The answer may surprise you.

Your primer on the people, terms, and rules behind triathlon’s anti-doping efforts.

"If any sport is arguing that they don’t have any doping problem, they are fooling themselves."

Very few professional triathletes have tested positive for performance-enhancing drugs. Does that mean it's not a problem in the sport, or does it mean the problems are in the way we look for it?

Banned for five years on two doping charges, two weeks apart, pro triathlete Andrea Pizzeghella shares his experience of being found guilty of taking a drug not fit for humans.

Hey, it happens—your schedule gets slammed, you get sick, or an injury appears out of nowhere. Use these guidelines for adjusting your training so you can stay on track.

This 70.3 workout will help you fine-tune and work on different bike cadences.

Boasting nearly as much time savings as thousands of dollars worth of equipment, this simple (and cheap) race-day hack could change the sport—unless it’s outlawed.

Dr. Iwan Hächler hates foggy goggles - so much, that he's made it his scientific mission to stop goggle fog once and for all.

Some things to consider as you set up your power meter for race day.

Falling apart, getting lost, and yelling at Simon Lessing to "get the f**k up here" - as Mark Allen knows, anything can happen in Nice.

Plus, British tri dominates at World Triathlon Para Series Swansea.

Recent studies suggest that water at many U.S. beaches is full of feces and too dirty for safe swimming. Is that really true? Plus, how to know if your beach is safe.

Scientists consider the latest spikes, individual variability, and the pros and cons of training in racing shoes

30 years of Ironman World Championship data explains how warning signs of low sodium and hyponatremia differ by sex.

Fix your sinking legs once and for all with these tips and videos from swim coach Andrew Sheaff.

Adjusting mid-season can be tough. It can also be one of the most compassionate choices you can make for yourself.

With a change of leadership on the horizon at Ironman, we look back at some of the most important shakeups at the top of the sport—and break down the aftermath.

New data finds that endurance- or speed-oriented muscle fibers don’t determine how you respond to strength training

Throw a little “speed play” into your training holding pattern with a run that makes the miles fly by.

Ever hear of brain endurance training? Scientists say it just might be the key to unlocking next-level speed and endurance.

Running hills doesn't have to hurt! Use these PT-approved strategies for protecting your knees on inclines and descents.

Jan Van Berkel wanted a storybook ending to his career, and he got one. But first, he had to beat a guy riding his girlfriend's bike. Plus, we recap the action at the World Triathlon Para Series Montreal.

No, you won't suddenly be out of shape if you take some time off to rehab an injury or take a hard-earned break. Here's what to know about how quickly you actually lose run fitness (and how quickly it will bounce back).

The motor-mouthed Aussie, whose trash talk is as strong as his power-to-weight ratio, has his eyes on the world championship prize.

Lance Armstrong, rolling swim starts, doping, and the Kona/Nice conundrum - the outgoing Ironman CEO holds nothing back in this wide-ranging conversation about his 12-year tenure.

The age-group triathlete's first call after finishing his first triathlon was to his cardiologist - to proudly proclaim, "I am alive!"

After 12 years at the helm of Ironman, Andrew Messick will retire, making way for a new CEO.

Most people run the same pace regardless of how far they’re running, according to new research

There is no rule or requirement stating that after [X] triathlons of a certain distance, or after [Y] seasons of racing triathlon, you have to then complete a [certain distance] triathlon.

Nutrition expert Matthew Kadey, R.D. breaks down everything you need to know about creatine for triathletes: what it is, how it works, the proven and not-so-proven benefits, and the truth on whether the supplements are actually useful.

Science has proven the performance benefits of caffeine and exercise, but companies are now upcycling coffee grounds to weave them into running apparel. Here’s the scoop.

June 2023 was a month of moving and shaking on the pro triathlon scene and the PTO rankings. Trirating expert Thorsten Radde explains who's rising up and who's at risk.

Three months after a failed surgery and three days after the arrival of a new baby, the recently-crowned Ironman Coeur d’Alene champ proved he knows how to roll with the punches.

More brands are catering to triathletes with larger bodies - these are some of the best options for size-inclusive tri suits, wetsuits, shoes, and more.

Plus, how a road bike may have helped Ashleigh Gentle avoid a run battle with Emma Pallant-Browne at 70.3 Andorra, and Leon Chevalier engineers a near-perfect race at Les Sables.

We round up all of the most important triathlon news of the month, plus a hot take on what we can learn about safety from two very different races in June.

Playful swimsuits, a gardening-tool-turned-trail-running essential, and a go-anywhere top tube bag - these are a few of the things our editors used and loved this month.

We're not sh*tting you - a new study has found that pooping before a race or workout can improve performance for endurance athletes.

Maybe you're on vacation and your bike isn't invited, or perhaps you're nursing an injury. Here's what the science says about how quickly you might lose your bike fitness - and how to get it back.

Researchers look back on the lessons from 25 years of “live high, train low”

Maybe you didn't expect Ben Kanute to pull off a 7:37:01 in only his second attempt at the full Iron distance. But the newly-crowned "Fastest American" and his coach, Jim Vance, absolutely did.

For many, riding a bike - whether outside or on the trainer - can be a royal pain in the butt. We explain what’s going on down below when things go south.

Getting a penalty doesn't necessarily mean your race is over.

We watched hours of pro triathlon YouTube - yes, even the stuff where Sam Long howls at the moon - to help you, the viewer, find something to stream for your next trainer ride.

Feeling ready to go the half-iron distance? Read our complete guide on how to take the next step up.

Game recognize game as Chrissie Wellington celebrates Daniela Ryf's record-breaking performance at Challenge Roth.

Plus, tri gets a stage at Olympic Esports Week, bringing it one step closer to potential inclusion in future Games.

Mark Allen recalls how he fell in love with France during the inaugural 1982 Nice International Triathlon.

Your HRV can be a helpful indicator for several trends in your training. It can also predict an oncoming decrease in mental wellness. Here’s what we know.

History was made in Germany as Daniela Ryf and Magnus Ditlev clocked the fastest times ever recorded in an iron-distance race.

The latest research suggests that muscle oxygen can detect exercise thresholds, with no blood required

Here’s what we liked about these newly released running shoes from our initial wear-testing

Incorporating kick sets into your swim session is important. Get kicking with this workout from coach Sara McLarty.

Get smiling - Michelle Vesterby returns to the race course this weekend! Here's how to watch all the action on the 70.3 Elsinore livestream this Sunday, June 18.

Our basic biology can steer us toward bad habits and compulsive behavior. Overcoming these pitfalls requires effort and discipline.

We have entered a golden age of women's running in our sport. The coaches of today's fastest female pros spill the speed-invoking secrets of Anne Haug, Tamara Jewett, and Ashleigh Gentle so you can set a run PR, too.

In this exclusive first look at the Ironman World Championship course in Nice, Triathlete shares maps and details on the course for athletes and fans.

Insider information on the Nice course, getting the stamp of approval from legends like Mark Allen, and whether the two-location format is here to stay - the RDs of the World Championship event in Nice tell all.

Ever experienced chafing on a run? It's not fun. Knowing the causes of this common malady can help you take steps to prevent it from happening - no matter how many miles you're logging.

Improve your top-end speed and snap with these short and fast hill repeats from run coach David Roche.

Cam Wurf finally punched his ticket to Nice, but if last weekend's performances are any indication, he's going to face a lot of competition (looking at you, Braden Currie).

Who knew neoprene and spandex could be so fashionable?

With a world-record course and a world-class pro field, the stage is set for a big (maybe even record-breaking?) day at Challenge Roth. Trirating expert Thorsten Radde analyzes the super-deep men's and women's fields for the big show in Germany.

Winners of the Defender Service Awards save bears, train service dogs, feed people in need, and more. Meet last year’s honorees—and learn how to enter the 2023 contest now!

After leaving an abusive relationship, age-grouper Veronika Merchant is using triathlon to teach her son - and the world - what it means to endure.

Need a place to stash your phone or a few gels? These sports bras with pockets pull double duty for runners on the go.

Triathletes are using this clandestine-looking technology to eliminate the front derailleur without giving up a wide range of gearing. But how does it work?

In an excerpt from her forthcoming book, ‘Up to Speed: The Groundbreaking Science of Women Athletes,’ longtime Outside contributor Christine Yu argues that female athletes deserve their own benchmarks for athletic success.

Three countries, one epic race. Here's how to watch all the action on the 70.3 Luxembourg livestream this Sunday, June 18.

Injury, illness, pool closures, the off-season - there are plenty of reasons why you might not be logging laps right now. Here's what to know about how quickly you lose swim fitness - and how to get it back in a jiff.

What we saw during Taylor Knibb's comeback victory at 70.3 Boulder is just the tip of the iceberg. With her coach, Ian O'Brien, the Olympian and reigning 70.3 World Champion shares how she used an injury rehab period to take her riding to a (scarily fast) new level.

Boost your fitness and bring some variety to your training with this top-end bike power efforts workout.

2022 Sam Long would barely recognize 2023 Sam Long - and that's by design. The American speaks candidly about the decision to self-coach, overhauling his training plan and bike fit, and balancing world championship races with a baby on the way.

Just because you missed your time goal by a few seconds (or minutes…or even an hour) doesn’t mean your race was completely unsuccessful.

Target your lats with these exercises designed to build a stronger swim.

With nine big races to choose from (including Escape from Alcatraz and a Challenge family triple-header) there was no shortage of triathlon news coming out of the pro ranks last weekend.

We got the rare opportunity to spend hours on the unconventional, not-UCI-legal superbike that propelled Kristian Blummenfelt to both a world title and the fastest-ever iron-distance time last year.

Nutrition brands are touting the benefits of ingesting collagen, but what does the science say?

Using a “five kingdoms” approach that sounds right out of Game of Thrones, the British pipeline to Olympic and Paralympic development aims to build triathlon superstars for generations to come.

Once you make the initial investment in tools, knowing how to tune-up a bike will save you time and money in the long term.

A drone expert explains why this so-called simple solution isn’t so simple.