Yes, this shoe comes in other colors. No, that doesn’t mean you should buy it.

They don’t necessarily save energy, but a new study suggests they might save your legs

This viral social media movement focuses on consistency over intensity, and it might help you recommit to a running routine

The boat people volunteers who shuttle runners across the American River at mile 78 on the Western States 100 Mile Endurance Run have seen it all

Watch what happened when this six-year run streaker and HOKA Global Athlete Ambassador took on an iconic ultramarathon in California's Sierra Nevada

You can boost performance by tackling heavy blocks of training—if you avoid excess fatigue. Here’s how to walk the line.

Alpacka Raft’s featherweight Ghost is changing the game for multisport enthusiasts

These off-road-ready supershoes provide pop while adapting to tippy terrain

The Chicago-born trail runner drops the fastest time on the Nolan’s 14, one of Colorado’s most daunting routes

Aurelien Dunand Pallaz led the men’s field from early on for a win while Dauwalter battled from second place to surge for the win and course record

From silver mining to live-streaming, this legendary “wild and tough” ultramarathon in Colorado’s San Juan Mountains has a storied past. What will it mean for Hardrock to embrace trail running’s future?

Here’s a look at the gear, tech, media, and general miscellany our Outside Run editors loved last month

Coffee, candy, and joy are a few ways the world’s top ultrarunner keeps her love for running fresh

Running volume is important, but how you structure your training might matter more

Racing against the clock at high altitude takes a special set of skills.

I’ve tried dozens of hot-weather tops, shorts, glasses, and hats over the years. Here are my favorites.

Injury to the Achilles tendon can be long-lasting. Here's how to diagnose, treat, and prevent it.

When you consistently stress the body and the mind, you are changing your chemical makeup. Here’s what the latest science tells us about burnout.

The practice of adventure racing can satisfy a deep-rooted need to strategize and push one’s physical limits. For this writer, it also gave her an unshakeable feeling of escape.

Four unconventional ways to manage chafing—and effective alternatives

The American ultrarunning phenom took home the women’s title, while British runner Tom Evans won the men’s event

When she started her freshman year during the height of the pandemic, the college student felt trapped. Then she started running.

Designed to be like a home for runners, venture into Mexico City’s Metta Running House for a pair of shoes, a book, a cerveza—and a whole lot more

After 50 years, America’s most cherished 100-mile footrace might be showcasing the deepest field ever

Strava data scientists compiled numbers from Western States 100 Mile Endurance Run finishers, from 2018 to 2022, to help us investigate patterns behind successful finish times. Here’s what they found. 

Farvard is one of 17 athletes selected for the North Face’s Athlete Development Program. His mountain objectives, including this month’s Western States 100, have never been more ambitious.

Here are five ways to celebrate Global Running Day, even if you never knew it existed

This one trick can get you out the door and into a routine of consistency and health, whatever life brings

Here are the most important things to know before catching a flight for your next trail-running adventure

2021 Outsider of the Year Steph Catudal’s new memoir, ‘Everything All at Once,’ offers a raw look inside the paradoxical landscape of grief and surrender, love and loss of her father, and nearly her husband, endurance athlete Tommy Rivs

Turn that vacay into a trail-running foray with these popular destination races

The ultrarunner and endurance skier is open to whatever the mountain gives her—she wants to experience a new adventure and inspire other women to do the same

No commands, rules, or directives here. Just a gentle nudge towards something truly lovely.

Writer and outdoor adventurer Elisabeth Kwak laces up her HOKA Anacapas and embarks on a challenge that helps her redefine success and discover a new identity as an outdoor athlete

A group of women who are out to make history, and upend how we think about competition in the process

Fearing racial violence, the Colorado trail runner turned to her network of athletes. Their support helped her move forward with pride.

Maybe you should start writing a little something about your run, too

Here’s a look at some of the Outside Run Editors’ favorite finds last month, from gear obsessions to favorite podcasts, recovery drinks to massage tools

Despite being an accomplished mountain athlete, she struggled with her body image. But by imagining how younger girls would see her story, she found the strength to accept herself.

How can our running practice leave a lighter footprint? This Earth Day, Outside Run editors share their favorite articles at the intersection of running and ecological responsibility.

The waste that comes from athletic gear and apparel is a structural problem, but individual actions still matter

Climate change is rendering some of our most beloved landscapes unrecognizable. How can awe and wonder cultivated on the trail help us navigate the earth’s transformation?

Losing his lower legs to disease in childhood caused him to hide himself for decades. Then a long, hot hike across the Grand Canyon showed him a new way forward.

Reaching for a new level will leave you feeling sore and blah—until the day darkness turns to dancing

Snowpack and trail damage on the North Rim prompted the Park Service to delay opening until June 2

Training, nutrition, and inspiration for you to get in shape

Cyclists, snowboarders, and trail runners unite to discuss their journeys to climate action in this three-part series, which is playing on Outside Watch now

Sure, maybe you get a leg cramp. But you could also get struck by an asteroid.

NCAA track champion and Mount Marathon winner Allie Ostrander continues to be open about the long road of eating disorder recovery. Could her transparency change the sport?

Do your favorite running routes mix road and trail? The Nike Pegasus Trail 4 GORE-TEX INVISIBLE FIT is the secret sauce for excelling everywhere.

Growing up as an immigrant had her believing that she had to be stronger than everybody else just to get by. When she started trail running, she was physically tested in ways she found thrilling.

Three runners finish what is typically a nearly impossible race in Tennessee 

The sport’s only nonagenarian shares his story—and wisdom—from decades on the trail

The creative was a reluctant runner until he realized that telling himself stories could get him through any distance—and help him be the person he wants to be

Champion ultrarunner rolls into 2023 with a new sponsor and new goals

COROS just launched the APEX 2 Pro Kilian Jornet Edition, and it comes with the chance to join a 12-week virtual training program with the GOAT himself

Bones are made of dynamic tissues that need stress, just not too much, says one of the world’s best ultrarunners

The Norda 001 G+ Spike tames impossible trails while keeping you dry and protected in winter weather

This runner has covered 32 miles every day for nearly three months. She’s not done. 

Internationally acclaimed coach and author Brad Stulberg wants runners to love the process, seek community, laugh at themselves, and stay flexible

January marks the season when many professional runners announce sponsorship changes. Here’s why that’s important, and what it means for the future of running.

Running and composing music require a similar problem-solving area of the brain, so it might not be a coincidence that there’s crossover

As we say good-bye to 2022 and the amazing year of running highlights, it’s time to start thinking about all of the possibilities for 2023 and beyond.

Read the brightest highlights of the year in marathon running, trail running, triathlon, and the athletes that delivered the inspiration

Our Maui-based writer offers intel on how best to explore the popular park, famous for volcano and crater hikes, sunrise views, tough road rides to the central summit, and supreme stargazing

A head-to-head lab showdown finds that power and efficiency depend on your preferred running surface

The climbing great runs a few times a week to improve his endurance on the crag

As many trail-running events grow larger, more runners are gravitating toward smaller grassroots events with an intimate, personal feel

I tested apparel from fifteen brands in all kinds of conditions. Here are my eight favorite pieces for autumn trail runs.

These top running poles will make your trail adventures safer, easier and more enjoyable

Adventurers Andrea Sansone and Andrew Hamilton trace their relationship back to a chance encounter on one of Colorado’s highest peaks. Now, the two are pushing each other to set speed records on the state’s famed fourteeners.

Six pieces of equipment for running around a 14,000-foot mountain

“I really did spend 16-plus hours covering fewer than three miles”

Why the global triathlon giant opted to go all-in on a niche sport

Andrea Sansone spent the summer scouting Nolan’s 14 before setting the FKT

UTMB is a brutally challenging race, but the race-week hype, world-class competition, and global party vibes have a way of making every runner feel special

It’s an unfortunate tragedy, but, many argue, high-mountain adventure can never be completely free of risk

Wild and crazy running adventures on the Colorado pack-burro racing circuit

Everything you need to know about the famed races in Chamonix, France

Reebok’s Floatride Energy 4 Adventure delivers a road-shoe ride with just enough toughness for dirt