Elaine K. Howley

The doctor is in: We speak with the lead respiratory consultant for the U.S. Olympic and Paralympic Committee about exercise-induced bronchoconstriction, which affects as many as 60% of endurance athletes.

There are a lot of adult-onset swimmers in triathlon - but are they at any disadvantage to triathletes who start swimming in childhood? Here’s what the experts say.

Here’s why coaches are always encouraging runners to pick up the tempo.

A recent study peers deep into the family tree to find a Neanderthal mutation - present in 20% of modern humans - might be detrimental to endurance athletic performance.

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."

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.

Chasing your own past best performance could be the key to leveling up in any endeavor.

How much benefit could you get from an intensive week of swimming and relaxing in a far-flung destination?

Your watch can provide much more insight than just splits, distance and pace.

A 138-mile event with a grueling 21,000 feet of overall elevation gain had never seen a female finisher. Nikola Čorbová was the 2025 overall winner, breaking the tape ahead of all male competitors.

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

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 massive weight drops triggered by semaglutide weight-loss medications like Ozempic and Wegovy have raised questions about fairness in competition and safety in training - should triathletes be worried?

Scientists have developed a molecule that mimics the benefits of exercise. What does that mean for those of us who actually exercise?

Disgruntled drivers can pose race-day risks to triathletes, while their voices could also influence future events. A psychology professor explains road rage and what athletes and organizers can do.

From mountain lions to magpies, there are plenty of creatures you might encounter on a ride or run, and they aren't always friendly. Here's how to deal.

As the number of Americans belonging to a house of worship declines, some athletes are finding a new sense of spirituality in swim, bike, and run.

We speak to researchers who have spent 40 years attempting to unlock the secrets of swimming—and reveal four absolute truths (and many more mysteries) they've uncovered along the way.

Sea lice, jellyfish, and seals - oh, my! When you go for a swim, there are plenty of aquatic creatures you might encounter, and they aren't always friendly. Here's how to deal.

A new study on triathletes gives "crapping out" at a race a whole new meaning. We speak with the researchers about how dropping a deuce before your next race could actually help you make smarter decisions on the course.

Who says you can't sightsee from the water? These open water swim races are a great way to immerse yourself in the views on your next race-cation.

Shortly after taking third at T100 Miami, Holly Lawrence revealed she was pregnant during the race. We asked an OB-GYN what all triathletes should know about training and racing while pregnant—and what to expect post pregnancy.

A new study suggests cold-water immersion can provide substantial relief from menstrual and menopausal symptoms - we talk with the experts about the whys and hows of cold-water swimming for women.

Triathletes looking to predict a race-day swim split off times clocked in the pool should read this first.

Forget what you learned from "Baywatch" - lifeguarding, specifically lifeguarding a triathlon, involves a complex series of decisions to keep athletes safe in a crowded, chaotic open-water swim where lives are literally on the line.

In swimming, cutting drag is the best way to get faster. A new study says mental drag - caused by using social media pre-workout - should be the first to go.

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

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.

Cramps are the bane of every triathlete's existence. Scientists are uncovering new reasons why we cramp during races - and what can be done to relieve the discomfort.

These little powerhouses not only help fuel our training, but they define the exact ways our bodies respond to the training we do. New data says mitochondrial check ups could even help with the future of tri training and life in general.

Researchers have spent years trying to solve the pain puzzle—with mixed results. We unpack the complex relationship between endurance athletes and pain.

Physics rules the highly-specialized tri bikes, from the seatpost and frame to the way a rider sits on it.

What do you get when you comb through mountains of triathlon data? An evidence-based strategy to keep triathletes safer than ever before.

From the Tokyo Olympics to local triathlon races, race directors are fighting a constant battle against sewage overflows, algae blooms, and pathogens. What can the average triathlete do?

“A lot of people think, ‘Oh, if I go up to altitude for a weekend and come back down, it’ll be a benefit.' But it’s the opposite."

Hypothermia is more common (and more complicated) than you might think. We break down the complex science behind what happens as you approach the temperature danger zone and how you can help yourself.

GPS smartwatches and fitness trackers work so seamlessly that it’s easy to take for granted the intricate cosmic efforts required to make it happen.

From beef broth and brandy to lab-engineered nutrition, fueling endurance sports is an ever-evolving endeavor.

Chemistry labs, ergonomics, thermoregulation—even the Manhattan Project (yes, that one): The research on wetsuits spans decades, but which is best?