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The idea for the Rocky Mountain Slam (RMS) was conceived by Phil Lowry, Leland Barker, Roch Horton, Hans-Deiter Weisshaar and others back in the early 2000s. Their goal was to …

This week’s ultramarathon race calendar features the Black Canyon Ultras, Los Lobos 6 Hour Challenge, and the Algonquin 50k.

This weekend’s ultramarathon results include Rocky Raccoon 100, Uwharrie Mountain Run, Elephant Mountain Trail Runs, and Lake Sonoma 100 Mile “Sufferfest.”

Host Scotty Sandow sits down with editor in chief Amy Clark to talk about the latest issue of UltraRunning Magazine that features UltraRunners of the Year (UROY), ultrarunning stats from 2024 and …

Weakness and instability in the knees aren’t common, but something that I have seen in runners struggle with throughout my career.

For those who got their pick of races, consider yourself lucky. If you didn’t get your first choice, now is the time to start formulating a backup plan.

In this week’s What’s Up in Ultra, we list upcoming races by region, including featured events in California, Wisconsin, North Carolina, Massachusetts and the Yukon Territory. You can view all …

Gloves seem to be the linchpin item for winter running—if your fingers are comfortable, it’s easier to tolerate cold-related discomfort elsewhere. We’ve tested some great gloves for maintaining or even …

This weekend’s ultramarathon results include the Monterey Ultra 50-mile and Fort Ord Trail Run 50k, Mountain Mist 50k, Snowbird Challenge 50k, and Arches Ultra races.

During a recent conversation with a friend who’s also a competitive runner and often enters races, I was asked the question: Why is racing important to you as a race …

“Ten weeks ago, was the storm. Nine weeks ago, we started planning.” These words were spoken by one of the organizers of the Old Fort Strong Endurance Festival.

This week’s ultramarathon race calendar includes Mountain Mist 50k, Arrowhead 135, Arches Ultra, and Spike Camp.

This weekend’s ultramarathon results include Dark Anchor 34-hour, HURT 100, Coldwater Rumble Trail Runs, and Tsali Ultra.

In February 2018, David Green met his “canine soulmate” in the form of a black and tan mut in need of medical care, while traversing Brazil’s Caminho da Fe.

This week’s UltraRunning Magazine race calendar includes 26 ultramarathon races across North America. In this week’s What’s Up in Ultra, we hit the trails in Hawaii, Florida, North Carolina and …

As a winter trail shoe made for shorter distances and technical terrain, the North Face Summit Series Offtrail TR is built to withstand it all.

This weekend’s ultramarathon results include Avalon Benefit (50-mile and 50k), No Hands 50k, Bandera (100k and 50k), and Frozen Gnome 50k.

This week’s ultramarathon race calendar includes Bandera, HAROC (Hanging Rock Challenge), Avalon Benefit, and Frozen Gnome.

The Snowdrop ULTRA 55 Hour Race and Relay in Missouri City, Texas, is a fundraiser for the Snowdrop Foundation, which supports pediatric cancer research and provides college scholarships to pediatric …

Ultrarunning is a sport of contrasts—an intersection of solitude and community, simplicity and spectacle. Nowhere is this duality more vivid than in the Old Dominion 100 and the Western States …

This weekend’s ultramarathon race results include the San Tan Scramble, Frozen Sasquatch, Mid-Maryland Trail Event, and Del Dios Trail Race.

This year, we’ll be interviewing women who inspire us on the trail. These women display passion and perseverance, mentor others in the ultrarunning community and remind us to keep running, …

By mile 43, I no longer believed I could keep running at a steady pace as extreme fatigue and stomach distress had conspired against me. It was during one of …

This week’s ultramarathon race calendar includes the San Tan Scramble, Mid-Maryland Trail Event, The Great Scorpion Trail Run, and Frozen Sasquatch.

Running tights seem get most of the attention in winter gear reviews, but there’s a subsection of runners who don’t like the look, fit or feel. For those folks, looser …

This weekend’s ultramarathon race results include Across the Years, Charleston 100, Jupiter Ridge Sand Spur, and Revenuer’s Run.

This week’s upcoming ultramarathons include Across the Years, Snowdrop Ultra, Moccasin 24, and Recover from the Holidays 50k.

The Daytona 100 is a Florida race that runs along ocean road A1A from Jacksonville Beach to the historic Ponce Inlet lighthouse at the tip of the barrier island.

This weekend’s ultramarathon results include Woodside Ramble 50k, Doomsday 50k, Peace River 50k, and Lookout Mountain Trail Race 50-miler.

For younger trail runners, it can be hard to enter the world of training and racing. The All In Trail Collective is an organization that offers opportunities for coaching and …