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Ten testers tried more than 50 T-shirts and singlets over 4,500 miles. These came out on top.

In this set from coach Sara McLarty, your pull buoy is going to get as much of a workout as you are.

With the Ultra Trail du Mont-Blanc (UTMB) events on the horizon - the Super Bowl of ultraunnning - we look at eight notable elite-level triathletes who made the switch to ultra.

Your guide to “down there” drama.

Our little sport doesn’t always make the news, but when it does you can be sure it’ll be for something wacky. From viral videos to appearances on late-night TV, here are seven times triathlon entered the national conversation.

Your expensive aero helmet could actually be slowing you down. An aerodynamicist explains why aero helmets have evolved (yet again) and how to use them right.

This workout targets a sprint or Olympic-distance athlete looking to add a bit more speed to their fitness.

A new study looks at the reasons why triathletes buy the gear they do - and it has very little to do with it being the "best." Mental health researcher Jill Colangelo explains how anxiety and superstition fuel gear purchases (and how to make smart, rational decisions before your next race).

From record-breaking performances to amazing comeback stories, this season has been full of compelling storylines from pro and age-group triathletes alike. We lift out the ones you might have missed.

Chlorine is great for keeping pools clean. It’s not so great for your hair.

Learning to spot the difference between tiredness and burnout can help you rest at the right time.

Training for an Ironman triathlon doesn't have to be complicated. This Ironman training plan is all about simplicity - perfect for beginners, time-crunched athletes, and those looking for a stress-free training experience.

Inaugural 70.3 Jones Beach winner Ross Baldwin shares the keys to racing this new course—everything from training to gear to pacing strategy—so you can have your best race-day experience in Long Island.

Estonia is the next stop on the Ironman Pro Series - check out the start lists and race updates for Ironman 70.3 Tallinn here, plus how to watch the free livestream on race day.

90 women and 90 men have qualified for the 2024 Ironman 70.3 World Championship. Here's who made the cut and how to watch the 70.3 World Championship livestreaming exclusively in North America on Outside TV.

The Ironman Frankfurt results did not look anything like what you’d expect and (super) short-course racing returns. Laura Siddall digs in and explains.

It's impossible not to be impressed by Daniela Ryf's incredible resume, but as she announces her retirement from racing, we take a look back at a career arc marked by resilience.

And what can you do to extend the life of your favorite pair?

There are no walls in open water - so practice for race day with this no-pushoff prep set from coach Sara McLarty.

Two aerodynamics experts agree that calf sleeves can make your bike split faster, but by how much? And why (exactly) do they work?

A new study on heart health in endurance athletes over 50 brings concerning and reassuring findings on the "reverse J-curve" effect of exercise and cardiac events. Dr. Jeffrey Sankoff explains.

The final full-distance event of the 2024 Ironman Pro Series before Ironman World Championships in Kona has a loaded men’s-only pro field. Trirating expert Thorsten Radde previews the top contenders and wild cards.

Obsessed with Trader Joe's? So are we. These tried-and-true favorites are more than just tasty go-to snacks and meals - they're bona-fide performance foods for athletes.

This is a great descending swim workout that combines some solid aerobic training with short high-intensity efforts to stay sharp in the winter months.

Everyday activities can put a strain on the complex muscles in your shoulder. Give them the care they need with these stretches for tight shoulders.

From entry-level tri suits to super-premium aerodynamic threads, we hands-on review seven of the best triathlon suits for athletes of every level in 2024.

Dozens of volunteers in nearly every state across the U.S. are working on recruiting single-sport high school athletes for triathlon—but how does it all work, and why do we need them?

Laura Siddall checks in on the final off-road stop before XTERRA World Championships in September, as the action in the XTERRA world series heats up.

The United States has some of the most varied terrain of any country in the world, and the best way for triathletes to explore from sea to shining sea is by bike. Check out our list of the 20 most memorable bike rides across four regions of the U.S.

2023 Ironman 70.3 Cozumel champ and pro triathlete Hannah Berry shares insider details on this tropical race—everything from race prep to gear to strategy—so you can have your best race-day experience in Quintana Roo, Mexico.

A new swim workout from coach Sara McLarty to take to the pool this weekend.

Bento boxes are an efficient way to carry fuel—some may even have aerodynamic benefits.We take a look at four great options.

What is clomiphene, the drug at the center of the Tomas Rodriguez Hernandez anti-doping news? Can eating eggs really cause a positive drug test? We went to Dr. Mario Thevis, researcher and director of the Center for Preventive Doping Research, to get answers to the questions everyone's asking.

Build off your short-course speed by using this challenging six-week program to step up from Olympic-distance triathlon to 70.3 racing.

Options abound for athletes looking for a turbocharged boost - but caffeine can only go so far during a workout or a race. Use this guide to figure out your optimal dose (and why you shouldn't count on it to save you from poor fueling).

Recent high-profile cases have put triathlon's anti-doping efforts in the spotlight. We lay out how the drug testing process works in triathlon, plus who gets tested, when, and how.

Use this workout to increase your threshold and get comfortable powering over climbs.

Move over FTP and critical power, there’s another training metric that can help you better understand your training and racing effort: W prime or W’.

Despite consistent training, sometimes you might not see the fitness gains you're hoping to. Knowing why can help you bust through your plateau and get the results you want.

Physical therapist Jennie Hansen explains why your feet can sometimes cramp while swimming, plus six exercises to banish foot cramps for good.

Mixed relay was the most exciting event at the Olympics, and now it's the most exciting event to hit the age-group scene. Learn about the distances, how to build your team, and what strategies you'll need to succeed.

Just moments after taking silver in the Paris mixed team relay, Taylor Knibb tells Triathlete why even a home Olympics in Los Angeles 2028 might not bring her back to short-course triathlon, and why T100, time-trialing, and even Ironman World Championships Nice all could be on her agenda.

In a race that came down to the literal last second, Germany edged out Team USA and Great Britain to take its first-ever Olympic gold medal in triathlon mixed relay.

While 99% of pool workouts are time/distance based, we look at a few alternative options and the gear you’ll need to help make you faster while swimming.

Pacing and patience are key to nailing this swim workout of progressively faster 100s.

Who was the biggest shock at the 2024 Paris Olympic individual triathlon events? Why were some women rooted to the pontoon at the start? What does this all mean for the triathlon mixed relay? Tim Heming explains from Paris.

Contributor Susan Lacke opens up about her journey through alcoholism to sobriety.

Knowing how to choose the right triathlon race for you involves asking five basic questions: What, when, where, why, and how.

Team USA has shared their roster for the triathlon mixed team relay at the 2024 Paris Olympics - but how does the mixed team relay work, when is it on, and who's racing? We answer all your questions.

Sure, the 110 triathletes at the 2024 Olympic Games in Paris were fast, but how fast exactly? These two workouts—a swim and a bike/run brick—will teach you.

In an epic come-from-behind victory, Alex Yee surged ahead of rival Hayden Wilde to take gold in the men's individual triathlon race at the 2024 Paris Olympics.

In a thrilling race that came down to the final stretch, France's Cassandre Beaugrand won her first Olympic gold medal in front of a rapturous home crowd.

While Cervelo made minimal changes to the 2024 version of the P5, they’ve given the new P-Series a big makeover (for better and worse).

Sika Henry retires, a driving force in triathlon passes away unexpectedly, an iconic race makes a comeback in 2025, and more - take a look at what you might have missed in multisport in July.

Looking to stretch out your back after a long ride or heavy training weekend? Start with these seven back stretches for triathletes.

Do you know how to handle various open-water currents in a triathlon swim leg? A 30-year veteran swim coach explains the seven keys to success.

"The tests carried out in the Seine today revealed water quality levels that did not provide sufficient guarantees to allow the event to be held."

At the 2024 Paris Olympic Games, triathlon takes center stage. Check out our quick-and-easy guide to watching the Olympic triathlon broadcast in the United States.

European correspondent Tim Heming with a tale literally unfolding in the Seine's undercurrent.

American Taylor Knibb had a hard day on the rainy streets of Paris, Sam Laidlow once again reigned supreme, and Gentle gets back on top in London.

Learning and applying the elements of a strong, efficient freestyle swim stroke is the key to easily gliding through the swim portion of your next triathlon.

At the 2024 Paris Olympics, mixed relay triathlon will bring together the best triathletes from around the world in a thrilling format. We look back at its debut at the Tokyo Games.

Poor water quality in the Seine River has already made headlines, but what are the alternatives for the Olympic triathlon events? Tim Heming speaks to officials and asks Olympic athletes' coaches how they're getting ready.

Think diving serves no purpose in triathlon training? Think again.

A go-anywhere hydration vest, a race-ready pair of swim goggles, and a cooling mattress pad for sweltering summers - these are a few of the things our editors loved most in July 2024.

Joscar Duque's up-and-coming triathlon career was put on pause by a humanitarian crisis in Venezuela. Now, he's rebuilding his life - and love for the sport - in the United States.

Aging athletes might feel like they "need" to replace testosterone as natural levels decline, but experts say that's not the case. Learn about why testosterone (probably) isn't the culprit behind athletic performance declines and what to do about it instead.

A year after Suunto released the near-perfect AMOLED-screened Race smartwatch, they’ve reduced its size and price with the Race S—but also substantially chopped the battery life. Is it a better watch?

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

Tune into your pacing and effort levels with this one-hour run workout.

Can’t seem to finish strong in a 70.3 triathlon? This six-week run-focused plan will change that.

Spectator tickets for the triathlon events at the Paris Olympic Games went like hotcakes - or croissants, if we're being French about it.

Two-time Chicago Triathlon winner Malachi Henry shares insider race recon on the iconic urban course—from training to gear to pacing strategy—so you can have your best race-day experience in the Windy City.

The work needed to go faster on the bike requires you to really stretch beyond your comfort level.

The 25th anniversary of Ironman Lake Placid saw a deep field, lots of in-race drama, and a reshuffling of the Pro Series leaderboard. Pro triathlete Laura Siddall looks behind the results list and reveals why it all matters.

We take a look at Ironman’s new pregnancy policy update with some insider perspective on why more triathlon series’ don’t have their own formal pregnancy deferral process.

Nearly 24 years have passed between the first triathlon events at the Olympic Games and this summer's events in Paris. Two Olympic athletes reflect on the impact of that first event, and more, in their own words.

All of the preparation, none of the perks - and yet, that could change at any moment. Triathletes Kirsten Kasper and Alexis Lepage share what it's like to be an alternate for their country's Olympic teams.

This swim workout from coach Sara McLarty will help you learn how to make the most of the speed changes that happen throughout the swim portion of a triathlon race.

There are more options than ever when it comes to keeping hydrated on the run. Don't stress about finding water on your route, carry it with you.

Members of the Empire Tri Club tested and reviewed the best run and bike sunglasses for triathletes so you don't have to - here's what they had to say about sunnies from Rudy Project, Smith, Tifosi, Roka, and more.

Melanie McQuaid became the first 50-year-old pro triathlete to race at the Ironman World Championships last year. She shares her secrets to thriving in triathlon past 50.

Who will be in the mix at the front of the men’s triathlon event at Paris 2024? We’ve asked 2004 Olympian Andy Potts for his list of favorite contenders (and who will be a threat if the swim is canceled).

We scoured stacks of stuff to find the best Amazon Prime Day 2024 deals for triathletes. From tech and nutrition to running shoes and more.

Almost every runner has heard it: Running is bad for your knees. But is that true? Dr. Jeffrey Sankoff looks at recent research, plus the magic mileage number to keep your knees healthy.

Who will win Olympic gold in the women's race at Paris 2024? We recruited 2012 Olympic medalist Lisa Norden to analyze the list of contenders, plus four athletes who could also be in the mix if the swim is canceled.

Improve your bike speed and power with this classic workout.

The owner of the second-fastest Ironman bike split of all time loves pushing the pedals. Skye Moench explains why triathletes must respect the bike and shares a five-day bike focus.

A star-studded field on a notoriously tough course with valuable world championship slots (and Ironman Pro Series points) up for grabs will make the 2024 Ironman Lake Placid one to watch. Trirating expert Thorsten Radde previews the top contenders and wild cards.