running

This 10-step stretching routine, developed by injury therapist Gerard Hartmann, is designed specifically for runners. The moves help improve flexibility, prevent injury, and enhance performance.

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).

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.

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.

Are you more likely to get injured on a treadmill? Yes - but not for the reasons you might think.

Kilian Jornet, largely considered the greatest trail and ultrarunner of all time, has picked up cycling. What would happen if he added. Just. One. More. Sport.

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.

Your feet take a pounding in triathlon - so what does it mean when they go numb mid-run? Physical therapist Jennie Hansen digs into the possible causes and solutions.

Increasing your run volume while minimizing the risk of injury can be a tricky balancing act. Coach Mike Ricci explains how to pull it off successfully.

To snooze or not to snooze? We asked experts why we get sleepy after long runs, plus the pros and cons of the post-run nap.

If you live in a place with chilly temps, unpredictable weather, snow, and/or ice right now, there are a few things that will make your winter miles more comfortable and more productive.

A 5K, 10K, half-marathon, and (2:55!) marathon - in four days of 2 a.m. wake-up calls. Oh, all while wearing Tinkerbell wings and body glitter. Ironman pro Haley Chura talks one of Disney's biggest feats of endurance: the Dopey Challenge.

Complete these 10 self-assessments every runner should be able to pass. Then, review the exercises that will make you a more resilient runner

Even if you are an experienced runner, spending some time and focus working on your running form can also be helpful

Why are already-fast world champions flocking to Lawrence van Lingen to revamp their run form?

World record ultrarunner Camille Herron says "long runs are overrated." The approach clearly works for her - but is it a good idea for triathletes to skip the long run on their training plan?

Learning to become a better runner isn’t just about training harder—it’s also about running smarter. Two top coaches tell you how.

Dr. Cory Nyamora breaks down research that compares the effectiveness of exercise vs. antidepressant medication in treating mental health issues.

Running from hut to hut over multiple days among dramatic mountains with others offers a unique format to experience awe, sustained immersion in landscapes, and crazy fun.

Under Armour Coach Lara Rogers shows how women can excel in the pro ranks

Got UTMB fever? We do, too. From training to gear, we’re here to help you get started in your journey from triathlon to ultrarunning.

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.

Is your heart rate high, even on easy runs? Aerobic Deficiency Syndrome might explain why. Here’s how to fix it.

BAYMAN International Triathlon welcomes athletes from around the world to Mont Saint-Michel and its bay.

Is running by time or by distance actually the same thing? (Yes...and no.)

Too many layers on a run can be just as miserable as too few. Use our guide to dressing for runs at every temperature to get your gear just right.

How to train your proprioception to more effectively control body movements and improve power, speed, agility, and durability.

The stairs engage many muscles including core, quads, hamstrings, and calves, while also keeping heart rate up for cardiovascular benefit.

There are all kinds of benefits from slowing down (and varying) your pace.

After tearing her calf, our writer and pro athlete Laura Siddall put three alternatives to running to the test.

From super shoes to super trainers, find the right fit for your feet.

We examine the 10 percent rule, a popular way of increasing mileage every week. Is it really that effective?

There are some common mistakes athletes make when using strength training to prevent Achilles injuries.

Very little common running technique advice is supported by sound theory. Here's how to actually improve your run form.

The neuroscience of running’s calming effects—and how to enhance them.

Multisport Zwifters rejoice! Now you can ride AND run in the popular online social training environment.