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The Southern Grit Endurance Challenge made a powerful debut in its inaugural year, taking place in the rugged Knobs Region of central Kentucky, spanning Casey and Boyle counties.

After a DNF in 2024 and an immediate visit to a local witch store to redeem myself to Santa Muerte, I was eager to return to Puerto Vallarta Mexico by …

This week’s ultramarathon race calendar features Miwok 100K, Outrun 24, Cocodona 250, Rock the Ridge, and Wild Horse Traverse.

Frank Henning writes about his experience running the Legends Trail 350, a demanding 350-kilometer winter ultramarathon through Belgium’s Ardennes region.

This week’s ultramarathon race results include The Canyons Endurance Runs™ by UTMB®, C&O Canal 100, Thumb Coast Ultra & Relay, and Promise Land 50K++.

She won her first ultra three weeks after her collegiate career ended. Ellie Baxter just ran the longest race of her life — 62 miles and 11,000 feet of vertical …

When a shoe’s name reveals exactly what it’s built for, you know what to expect. In the case of the HOKA Zinal, its namesake is Switzerland’s famous Sierre-Zinal 31k mountain …

This week’s ultramarathon race calendar features Canyons Endurance Runs, Chippewa 50K, Promise Land, Jack Bristol Lake Waramaug Ultra Races and The Last One Won.

If you’ve spent any time in endurance sport circles, you’ve probably encountered the term aerobic deficiency syndrome. It sounds clinical, serious and devastating, but it is none of those things.

This year’s ultramarathon race results include Hyner Trail Challenge, Puerto Vallarta by UTMB, Quachita Trail, and Whiskey Basin Trail Runs.

In a town known as the “Endurance Capital of the World,” where legends are made on dusty canyon trails and the world’s best ultrarunners chase glory at the finish line …

We recently spoke with Ellaney Matarese, a 2025 Harvard graduate and All-American on the track who has made quick work of her jump into the trail and ultra world.

Spring cleaning is the perfect opportunity to toss the old workout socks from your drawer and treat yourself to some new models for long trail days. We’ve tested the following …

This week’s ultramarathon race calendar includes Leona Divide, Loud Thunder 50, Capitan Mountain 34 Hour, Sri Chinmoy Ten-, Six-, and Three-Day Races, and Puerto Vallarta by UTMB.

This week’s ultramarathon race results include Mad City Ultras, Gorge Waterfalls, Zumbro Endurance Run, and Lake Sonoma.

Kat Edwards Anderson is a professional ultra trail runner and coach with the Chaski Endurance Collective, and she’s about to toe the line at Cocodona 250 for the second time. …

This week’s ultramarathon race calendar features Gorge Waterfalls, Forget the PR Mohican 50K, Brazos Bend 50, Runamuck 50K, and Diez Vista.

As ultras have grown in popularity, the runners seem to get younger, and the times have gotten faster. So, while there are more 100-mile races than ever, tight cutoff times …

Coming back from a run to write about artificial intelligence (AI) and how it’s taking over our lives is somewhat ironic. But it’s a juxtaposition we can no longer ignore. …

This week’s ultramarathon race results include Bull Run Run 50, American River 50, Diablo Trails Challenge, and Weymouth Woods 50K.

I didn’t drive to the start of my first ultra. Instead, I left my third-floor New York apartment around 4:30 a.m., walked to Second Avenue and got on the M15 …

Finding the right running tights can be tough. We’ve tested a few models, some which offer comfort, fit, protection or a little of each, to help make selecting the right …

This week’s ultramarathon race calendar features American River 50, Rockin’ K, The Country Mile, Run Across CT 123, and Hill of a Race.

The Pistol Ultra celebrated its 13th annual event in Alcoa, Tennessee, just outside of Knoxville in the foothills of the Smoky Mountains.

March 28-29, 2026 ultramarathon race results include Crown King Scramble, Umstead 100, Behind the Rocks, and The Georgia Death Race.

After a 13-year hiatus, Coyote Two Moon — once described as “festive, wacky and a bit unhinged” — has returned to the Topatopa Mountains.

This weekend’s ultramarathon race calendar features Behind the Rocks Ultra, Prairie Spirit Trail, Umstead, and Sleeping Giant Trail Runs.

Director of the Trail Running Film Festival, Mathias Eichler, chats with podcast host Scotty Sandow about the upcoming festival which celebrates trail running in a film format. Scotty talks to …

The Arc’teryx Sylan 2, which is something of a fusion between the original Sylan and the Pro version, includes top to bottom updates driven primarily by athlete feedback, with the …

This weekend’s ultramarathon race results include Chuckanut 50K, HAT 50K, Mount Mitchell Heartbreaker, and The Big Alta.