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

Whether you’re experiencing a menstrual cycle or need to go number one or two, here are the current sustainability guidelines and etiquette for ‘business’ on the trail.

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

We tapped a gaggle of testers—from a search and rescue pro to an aspiring tennis star—to sort the top sport watches for any activity

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

Here’s how to maximize the benefits of that “hurts so good” feeling

The ultra runner 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

The sportswear brand is backing scientific studies to understand women’s sports performance

The legendary trail runner and mountaineer was trying to climb the world’s highest mountain from the West Ridge

Race director Megan DeHaan partners ultrarunning and agriculture to celebrate and protect open space