Health
ArchiveScientists crunched the numbers to come up with the single best predictor of how long you’ll live—and arrived at a surprisingly low-tech answer
A veterinarian by day and ultrarunner by night, Paris became the first woman to complete the notoriously hard race this year
A selection of (mostly) new titles for fans of science, endurance, fitness, and adventure
We asked our team to share the lip balms they swear by—whether that's a $4 drug store pick or a $28 luxury product
After years of rumors, new data suggests that real-time lactate sensors are finally ready to hit the market. But will athletes know what to do with them?
Don’t wait until January 1 to start making positive changes in your life. Set yourself up for success with these health-focused Black Friday deals.
'Gladiator II' hits theaters on November 22. Here's what we know about how real gladiators ate and exercised.
It’s perfectly OK to lean into your hunger cues
And how it is sabotaging your training
Embrace the elements with The North Face Summit Series™, an athlete-tested layering system built to perform the best when conditions are the worst
Your calf muscles are most likely a little weak and really tight. Here are our favorite stretches and exercises to take care of them.
The $1.2 billion company has some of the biggest podcast bros and athletes touting its praises. Is the greens powder the answer to our health woes?
Whether you’re hiking over rough terrain or going for a walk around the block, rucking is an easy way to add in resistance training
Rinsing it under water for a few seconds won’t cut it
Outshine Santa this year without breaking the bank
Winter gets an upgrade with Shaun White’s namesake snow brand
Keep your ears and buds clean in three simple steps
Do You Have More Slow-Twitch or Fast-Twitch Muscle Fiber? The Answer Could Change the Way You Train.
More evidence emerges that muscle-fiber type matters—if you can figure out which type you have
I never knew fluffy yogurt was a thing
Scientists recently examined the physiology of the increasingly popular open-ended race format—running 4.167 miles every hour—pioneered by Gary Cantrell.
A worn-out sports bra can impact performance. Here’s how to know when it’s time to ditch yours.
From Swedish Fish to fun-size Twix, I tested Halloween candy as fuel for long runs. Here’s how they compare to traditional sports nutrition—and ones that won’t haunt your training.
Just because you can doesn’t mean you should
Enter to win a Samsung Freestyle 2nd Gen portable projector: 1) Head to Instagram. 2) Follow @SamsungUS. 3) Follow the Outside Creator posting geo-guessing clues from across the country. 4) Comment with a possible answer location on a sweepstakes post
We lose power more quickly than strength as we get older. Researchers are trying to understand why—and how to fight back.
In the inaugural women’s competition, riders pioneered new lines with innovative tech from Samsung Galaxy
Strengthen your core for improved balance and stability on your next run, hike, or climb
Detour off the Strip and into the Mojave Desert on this bucket-list adventure from EAGLERIDER and Yamaha
I like to glam up for my outdoor adventures. Here's how and why I do it.
Critics say the first sub-2:10 marathon was impossible—and fueled by doping. Our columnist examines the science as he tries to make sense of the backlash.
Figuring out the best time to eat your meals doesn't have to be so confusing—here's what you should know
After learning how to spearfish with her dad, she fell in the love with the sport and shares why catching fresh fish supports her overall wellness
Between rock-climbing professionally and running a nutrition-bar business, DiGiulian looks for products that pull double duty and save her time
Leading researcher Daniel Moore weighs in on myths, truths, and misconceptions about how much protein athletes need
Recovery from substance use disorder, for Gregory Gourdet, involves running. Here’s how he nourishes himself before hitting the trail.
Research on athletes who are experienced meditators finds better “response inhibition” and superior endurance
Go the extra mile, literally, with a protein-dense version of the viral pantry staple
The latest wearables have gotten much more accurate at logging our Zzzs. Too bad researchers haven’t figured out how we should use the data.
Giovanni McEastland escapes to Bronco Off-Roadeo Texas, tackling rocky hill country terrain and then paddling with Bronco Ambassador Rodolfo Rojas
A new study tests the performance claims of Omius’ unique looking headband worn by Olympic legends Sifan Hassan and Eliud Kipchoge.
Experience fall splendor with the Colorado Mountain Club's top autumn adventures, from colorful road trips to scenic hiking and biking across the state
When you pay attention, you'll be amazed by how much our canine companions can teach us
Professional climber Matt Hong shares his tips for finding a calm mental state in nature
These TikTok-approved recipes are packed with nutrients and taste like dessert
I cried after my doctor told me I needed to stop running, but listening to that advice saved my spine
Researchers were once convinced that some people have a bigger training response than others—but the data says otherwise
Sports nutritionists love to recommend high protein intake. Kidney specialists aren’t sure that’s a good idea.
Speaking publicly about depression or anxiety can be healing for athletes, but not everyone wants to become a spokesperson for mental health
Running uphill is a beast. Improving your form in these ways can make getting up a steep incline feel like less of a battle.
Acrobat Wines are rooted in Oregon’s wildly varied terrain and made for the active, outdoor lifestyle
According to experts, your body’s natural reaction to an intense workout could be interfering with your watch data
Add less, do more. Here’s how to pack for minimalist travel so your stuff doesn’t limit your adventures.
What’s better than leaf-peeping? Leaf-peeping with Lake Tahoe and the Sierra Nevada as a backdrop.
It’s the first time an American or a Chinese runner has won the prestigious 57K trail race that serves as a de facto global trail-running championship
Hike, bike, paddle, swim, fish, snorkel, camp—do it all in Gulf Shores and Orange Beach
Rising global temperatures allow mosquitos to breed for longer—and to spread more deadly diseases, like EEE
Outdoor enthusiasts, conservationists, and cattle ranchers all want the same thing: a healthy planet for future generations
After a year that included a maelstrom of controversy, the world’s most prominent ultra-trail running event has righted its path
A Swedish company’s baking soda formula was the hottest supplement at the Olympics. And now a new study finds that it really works.
With endless stretches of white sand and outdoor adventures for everybody, Alabama's Beaches will amaze you
New research found that the Great Salt Lake’s drying lakebed emits tons of greenhouse gasses, threatening the health of those in Utah and beyond
33,000 feet of elevation gain in the French Alps, an average time of 40 hours on course, and the pressure of this sought-after race make it one of the most challenging. Did we mention the charcuterie?
The strangest and most distinct snacks we can’t live without when we’re on the trail all day
The most-anticipated annual event of the trail running universe takes place from August 26 to September 1
Researchers in New Zealand used athlete data to pick up patterns in how we recover. Their insights are surprising.
If you feel like your athletic performance is falling short, this new research might explain why
Couples meeting in running clubs are facing a new challenge: Who gets to stay in the club after a breakup?
Here’s how to pack for minimalist travel so your stuff doesn’t limit your adventures
Harmful algal blooms spike in the summer and can make humans and pets sick. Experts share how to protect yourself and your dog.
The golden rule of a better, healthier life? Just get moving.
The longevity influencer, doctor, and bestselling author wants to change the way we take care of ourselves. Does it work?
Gazing up at the night sky can be a major stress reliever. Plus, you might even catch a glimpse of something cool.
I'm planning to climb a bunch of fourteeners in Colorado, but bird flu is all over the state right now—is it safe for me to go?
Since the beginning of women’s sports, a question has loomed: who qualifies as female?
New technology is distorting track records. Ethiopian running legend Kenenisa Bekele makes the case that his world records are superior to the current ones.
Tired of sports injuries? Try animal flow—a form of quadrupedal movement training (QMT)—before and after your run, bike, or climb.
If you're searching for an active running community with lots of run groups, Austin, Texas, is the place to be
As summer temperatures skyrocket, we're all sweating more during our workouts. Here's how to know if you need more than just water to replenish.
Everyone knows how to run. Now biomechanical analysis may teach us how to do it better.
Elevate your fitness this summer with Hoka’s vertical Strava challenge