Experts Raise Concerns Over AI-Generated Hiking Routes
What could go wrong? A lot.
I’ll Be Living in These Running Shorts This Summer
Ciele's featherweight 7-inch shorts ditch the liner and seemingly disappear on steamy runs
When to Push Through Pain — And When to Stop Working Out
Experts explain how to tell the difference between soreness and injury
Inside Scotland’s Most Beautiful (and Brutal) Trail Race
The Highland Ultra is a 78-mile odyssey through rugged terrain — and ends with a pint at Great Britain's most remote pub
How Hiring a Running Coach Rewired My Approach to the Sport
I brought in help to chase a Boston qualifier — and got more than a training plan
The Kit: What Ross Mackay Uses to Train, Fuel and Recover
The founder of Cadence is redefining hydration — and living proof that his salt-forward formula works
What It Takes to Run Across Canada in 75 Days
A veteran and former law enforcement officer, Sachin Latti is running the Great White North — all 7,500 kilometers of it — to raise money for mental health initiatives
For One Day Only, the Best Running Tights on the Market Are on Sale
Save up to 24% on the brand's best-selling Turnover collection
Bandit Shoots for the Moon With Inaugural Footwear Collab
The Brooklyn-based running brand is lifting off with ASICS for an exclusive Novablast 5 and accompanying apparel capsule
You Should Know Your Mile Time, Even If You’re Not a Runner
Go to the track with a stopwatch. You'll learn a lot about your longevity.
My New Favorite Running Jacket Is a Tennis Jacket
Cross-training for the closet: On’s latest street-smart shell thrives anywhere
Get to Know Our Brooklyn-Based Run Club
InsideHook launched Another Run Club last October. Here's how it's going.
On Cloudsurfer 2 Review: The Softest Running Shoe Yet?
Federer, Zendaya and now a shoe launched with Elmo. The Swiss don't miss.
These Running Shoes Are Fire. Literally.
Nike's Ekiden Collection includes a variety of scorching racers
Save on Running Garb With On’s Last-Season Discounts
Score Swiss sneakers at special prices
How to Become a Morning Workout Person, in 9 Easy Steps
It's possible, even for all you night owls. We've got the perfect plan.