The Tour du Mont-Blanc (TMB) has become trail running’s de facto pilgrimage. And for good reason. bit.ly/4fPZC29

We asked experts why we get sleepy after long runs, and if taking a nap is the best move. bit.ly/4hRXxnC

Strong, repeatable downhill running is a major factor predicting trail running performance. So how can athletes improve how their physiology responds to downhills? bit.ly/3wD7AWL

With a new crop of high-cushion trail running shoes for both on- and off-road miles hitting the market, you're sure to find one of these all-rounders right for your long runs. bit.ly/3YJOLAW

My aunt’s thoughtful present was more than a gadget—it was a symbol of love and protection. bit.ly/41caSBj

Katie Schide has quietly become one of the biggest forces in the trail running universe. Here's how the two-time UTMB champion got here. bit.ly/4d0xWF8

Emotional processing on foot, in community and in nature, helped this Canadian ultrarunner grieve and heal. bit.ly/3O8SuBv

Take a look at the gear we’re turning to most as the days grow shorter and crisper. bit.ly/3zLIaeW

If you’re going to endure a trail running race, you may as well do it someplace beautiful. bit.ly/3UPSbPz

In a sport plagued by career-ending injuries, somehow Walmsley hasn’t been hurt once during his phenomenal stretch of success. bit.ly/3O9gq7M

Some athletes swear by ice baths, infrared saunas and deep tissue massage. For this Catalan trail running and mountaineering icon, the secret to two decades of record-breaking performances is much simpler. bit.ly/3XLMl3Q

Here’s what the science says about making it to the top as quickly and efficiently as possible. bit.ly/3yt3qWv

The first races of UTMB week have begun. We're on the ground in Chamonix, France, with live results and behind-the-scenes coverage. bit.ly/41n9TgT

Now in its second year, the program—led by criminal-turned-athlete John McAvoy—aims to harness the transformative power of trail running to put young people on a better path. bit.ly/4dEwo4R

Running the Ultra-Trail du Mont-Blanc is an unforgettable experience. The course offers constantly changing mountain scenery, the cultural variety of three countries, and no shortage of vert. Find our full course preview here: bit.ly/47fkE8I

Antoine Charvolin takes the win at the 2025 TDS! 🥇 The 27-year-old French runner traversed the 148K (92 mile) ultra-technical course from Courmayeur to Chamonix in 18 hours, 22 minutes, and 17 seconds, arriving to hugs from his parents at the finish line. 👏

Over the past decade, ultrarunning has gone from a fringe pursuit for distance freaks to a hypercompetitive sport attracting big-time sponsors. But a mysterious training condition is suddenly plaguing its ranks. bit.ly/4etZeEw

Careth Arnold, a mother of two from Paonia, Colorado, took the win in the women’s race at TDS. She’s the first American to win this burly 95-mile race with nearly 30,000 feet of vert. Her post race plans: Take a shower and call her two daughters back at home.

Careth Arnold is the first ever American winner of TDS. 🥇 The 35-year-old won the women’s race in commanding fashion with a time of 22:58:52. Arnold said the ultra-technical course was the hardest she’s ever done. Head to our full race report now: bit.ly/4g1eGuy

We asked experts why we get sleepy after long runs, and if taking a nap is the best move. bit.ly/4hRXxnC