Simple steps to rebooting your fitness and reinvigorating your running goals

We review six of the hottest smartwatches from the last year by price, specs, and an eight-point rating system.

Hydration isn’t just for race day. The latest science shows that it not only makes you feel better and stronger today, but is key to a long and healthy life.

Researchers test the assumption that top athletes are more sensitive to internal cues, with surprising results

The microorganisms in your gut microbiome can affect how well you train and race. Learn the latest science on the athlete's microbiome, plus ways that you can make it work harder for you.

What do you do when the mind wants to heal but the body has other ideas?

After testing trail-running kits from dozens of brands in an array of nasty conditions, I’ve found my favorite pieces 

How I broke my obsession with the delicious little packets and fueled with real food instead

Following one of these four diets could increase your life expectancy

Running and composing music require a similar problem-solving area of the brain, so it might not be a coincidence that there’s crossover

Coros’ “middle child” gets some key updates on battery life, onboard features, and screen size, but can it hang with other smartwatches in the super-crowded $400-500 category?

Give the gift of adventure this holiday season with one of five curated running experiences. 

These top running poles will make your trail adventures safer, easier, and more enjoyable

Elite running coaches weigh in on what it means to be talented and how they predict who will run fastest

New data shows that, unlike a car, you can’t perform well with a half-full fuel tank

Before you grab a colorful, flavorful sports drink to sip after your next workout, read this

Wellness trends often rely on catchy jargon, complex methods for optimizing health and fitness, and unsustainable practices. Our health columnist believes that simpler is usually better when it comes to developing a routine.

Here’s how to identify and respect your body’s limits as you work to improve your hip mobility

A good cry can be therapeutic and can even better connect you with others. Let’s stop shaming it.

The sneaker industry has a role to play in climate change. New Balance is trying to reduce its climate impact with a holistic program.

We took 20 shoes out on trails from our doorsteps to mountaintops. These 7 came out ahead.

The 27-year-old former Navy SEAL may be one of the most gifted runners on the planet. Good thing he doesn’t want to race—yet.

I never expected to be taken off a flight on a stretcher and rushed to brain surgery. Here are some ways you can reduce your chances of the same fate.

Beware of warning signs that indicate it’s time to get new kicks. Plus, use these expert tips to extend the life of your trail runners.

A week of scrambling over boulders and slogging through mud in the Arctic Circle proved the Hoka Mafate Speed 4’s versatile competence

Our trail shoemeliers pick the best off-road running models to pair with each trail surface

“I really did spend 16-plus hours covering fewer than three miles”

“Through this race, we inspire people around us to be better citizens of this world and to transcend themselves”

A good pair of socks and a quality shirt will help you run more–and do it more comfortably

Craft’s CTM Ultra Carbon 2 brings bouncy, high-stack, carbon-plated responsiveness to dirt-road training and racing

The much-anticipated launch of Kilian Jornet’s outdoor brand NNormal features two exciting new shoes. Here’s what you need to know.

Why the global triathlon giant opted to go all-in on a niche sport

In the past, Apple watches were a novelty act for serious endurance and outdoor athletes, but with an improved battery life and legit workout functions, the Apple Watch Ultra is actually in the (long) race.

The diagnosis is tricky and can easily be confused with sciatica—and it's one of the most common running injuries.

Everyone has a Why. Our motivations are as varied as our backgrounds, and these passions are what powers adventures big and small.

Kilian Jornet’s mindset and approach to sport is changing the game for the better

Dogs may be the perfect running partners: They're always ready to go, they eagerly keep pace, and they never complain about being tired. But not every dog is built for running. The ideal jogging companion is low-maintenance and obedient, with energy and endurance.

Long COVID can affect anyone, and women runners are no exception. Often, the experience of a runner with long COVID is one of isolation alongside the physical symptoms.

More and more runners are asking questions about the green stuff to help with everything from post-workout soreness to sleep (and even a little fun). Here’s everything you need to know about cannabis use while training and racing.

Everything you need to know about the UTMB race series in Chamonix.

Garmin’s ultra endurance line of smartwatches gets a touch screen, onboard mapping, and a (very) bright LED flashlight—but is it all worth $1,100?

Our editors tested five of the best carbon-plated trail shoes – and two alternative plated shoes – on the market. Here’s what we found.

Hardrock 100: Kilian Jornet is back in Silverton, Colorado, to compete in what many consider the world’s hardest 100-mile trail running race.