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Discovery's new show 'American Tarzan' pits climbers, runners, and lifters against each other in a 'Survivor' meets 'American Ninja Warrior' showdown

You didn’t come to this barbecue to make friends. You came to become cornhole champion. A lifetime of bragging rights is yours with these tips from bona fide lawn game experts.

You're going to fill every free day—from Memorial Day through Labor Day—with wild races, delicious food and drink, good music, and an abalone or two

Adventure in sport is a microcosm of the ups and downs you experience in life—here's how to work through it together

The stigma is gone. For years, canned beers were derided for their metallic taste. Worse, the options were limited—few breweries canned beer that you’d want to sample, let alone drink 12 ounces of. Then, Oskar Blues started canning its flagship Dale’s Pale Ale in 2002. And everything changed.

Want to crush it on NBC's hit show? Be a rock jock.

I'm an endurance athlete and I feel like if I can't get in at least an hour, working out is pointless. Is there any benefit to training if I have less than 20 minutes to do it?

Michael Phelps and Killian Journet are both amazing athletes, but they occupy opposite ends of the spectrum. Where do you fall?

Stop that lawnmower! Your urban backyard is packed with hidden performance-enhancing plants that can be tossed together to make an ancestral wonder meal.

Ready to race? Check out these 20 events, carefully curated to provide intrepid newbie skiers, rock climbers, and trail runners a thrilling and welcoming competitive experience.

Because no one podiums at noon or tags a summit at dusk without a proper first meal.

Fact-checking trusted training maxims

From that time Lance Armstrong showed us how to fix a flat tire to an investigation into USA Swimming’s sex abuse scandal, we look back at the stories that defined the year.

Strength is useless if you don't hone your agility—the skill of translating power into meaningful movement. And it all starts with mastering the "Kong vault."

More than 76 years ago, a visionary Australian coach had an epiphany that forged a generation of super-athletes: true fitness is all about translating fear into raw power.

When a longtime triathlete took on a Kokoro camp—a beyond-extreme fitness challenge modeled on the Navy's Hell Week for SEAL candidates—his first question was purely about the pain: Can I survive this? The second was more metaphysical: Should I even want to?

Last week, Moab banned electric bikes from many of the area's most popular trails. And that's the right decision (for now). What's more alarming is the vitriolic reaction to the machines and their riders, making the cycling community sound a lot like the road's worst drivers.

For adventurers, explorers, athletes—and anyone else who's been really, really good this year.

Advanced screening can reduce the likelihood of sudden cardiac arrest, the most common cause of death among athletes. So why is it so controversial?

My house is filled with sweets this time of year. Can I use them instead of sport gels and gummies for long runs and bike rides?

Sometimes the weirdest gear is also the most fun.

We're siding with the functional fitness junkies on this one. CrossFit and ultrarunning are far from disturbing, ridiculously extreme—or worth writing off.

Full-featured watches for smarter training

Buy equipment you don't have to feel guilty about using.

Will leaping fiery hay bales amount to nothing more than an adrenaline-fueled fad? Or could it one day become an Olympic sport? That all depends on what comes next.

After a skydiving accident in October 2013 left Squaw Valley Ski Holdings CEO Andy Wirth without a right arm, he didn't quit charging. Now, Wirth lives a life of Ironman racing and adventure. As told to Gordy Megroz.

It may be the oldest emotion. Before happiness, before sorrow, before exhilaration, and way, way before the urge to climb mountains and bomb down steeps, there was fear. Now scientists are finding new ways to help us conquer our deepest anxieties—and use them to perform even better.

These wearable tech fitness-tracking tees go way beyond the wrist.

Numbers. Rankings. Results. The data-driven mindset is preventing us from enjoying the outdoors.

The 33-year-old triathlete is American's best hope to reclaim Ironman Kona.

For one 41-year-old Australian triathlon champion, retiring just meant taking a break.

I hate exercising early in the morning, and I always have obligations at night. How can I squeeze in an effective midday workout?

Six new ways to power up without sacrificing taste

In The Art of Competition, Ironman-turned-author Mark Allen gives insight into the thoughts that helped him race his fastest while living to the fullest.

When CrossFit denied our request to cover the 2014 CrossFit Games, we decided to look into the organization's long history of bullying anyone who dares to ask the hard questions—or look too closely.

Serious careers? Check. Committed to their families? Check. Able to beat the pros at their own game? You know it. Five hard-charging desk jocks who manage to do it all share the secrets of their success.

It may not be coincidence that led host country Brazil to the World Cup’s semi-final round for the first time in 12 years. But if Brazil really did have a home-field advantage, what do we make of the team’s tournament-ending, humiliating loss to Germany Tuesday? While a large…

Seven men want to share a few thousand pieces of gear with the world. And they need your help.

The multisport athlete wins at the GoPro Mountain Games for the eighth consecutive year

The fitness giant works hard to polish their public image—to the extent of confronting or even suing those who criticize CrossFit on social media. What gives?

Fun for the whole family doesn't have to mean boring for you. These high-adrenaline festivals will keep everyone going all day.

Two-time World's Toughest Mudder champ Junyong Pak, 36, on mastering the mud

Plenty of races forgo the clock, but few are more fun than the European cycling tradition that’s blowing up ­stateside

Why you don’t need a PH.D. in fitness

Easy gear upgrades to get you race-ready without mortgaging the house

In the wake of a controversial death, OCR hopes to better manage risk with the help of a new sanctioning body.

The drowning of Avishek Sengupta at an obstacle challenge last April was ruled an accident, but his family and friends believe that the sport’s most prominent company did a terrible job of monitoring safety at a water obstacle called Walk the Plank. Elliott D. Woods looks at the life of a remarkable amateur athlete and explains why his tragic end may lead to a multimillion-dollar legal fight.

There’s a number that controls your fitness destiny. And odds are you’re not doing enough to improve it.

The CrossFit backlash is in full swing—led by a long list of injured participants

Inside the mind and training habits of the fastest woman in Kona history

Sometimes, what's common knowledge doesn't need scientific validation. Listen to the advice of these two legendary athletes and remember that even the strongest of us need a little rest and relaxation.

The Tough Mudder and Spartan Race champ is paving a new path through the sport

The obstacle racing phenom on how he stays fit to compete

End summer right. Celebrate Labor Day with our make-your-own backyard pentathlon.

Mike Donoghue, the founder of Amphibious Medics, a private medical-staffing contractor for the nation’s largest events, including Tough Mudder and Spartan Race, offers his insider tips

Surefire energy comes with Hobie Call's delicious wheatgrass smoothie

Obstacle races are slowly supplanting 5ks as the Weekend Warrior’s activity of choice. But with so many choices how does one know which grueling crawl under barbed wire is the right one for them?

Obstacle-course racing is the nation’s fastest-growing sport, with millions of annual participants. It’s time to join the party with our handy guide to all things obstacle racing.

The pros share their secrets for tackling the sport’s most popular obstacles

The eight-week training plan for obstacle-course domination. PLUS: The Dos and Don'ts of race day gear

The ultimate guide to finding your ideal race

There's a new generation taking over the Bay Area who aren't afraid to play as hard as they work.

Outside reviews the best women's apparel that missed the cut for the Summer 2013 Buyer’s Guide, including the Salomon Endurance ¾ Tight.

Taking a close look at Avishek Sengupta’s death, and why water obstacles—not electric shocks—may prove to be the most dangerous

The recent death of a Tough Mudder participant is giving obstacle-racing fans pause: Are organizers pushing competitors too far with their trademark challenges?

Is it therapy for a society deeply affected by the wars of our time, a renegade sport for rebels who can't stand rules and restrictions, or something else entirely?

Weekend gladiators are lining up in droves to risk hypothermia and electroshock in obstacle races by the millions and contributing to one of the fastest growing industries in our world

Pain is the name of the game at Tough Mudder, Spartan Race, and other big obstacle-course races

Heidi Volpe speaks with Rich Roll about his transformation from addict to ultra-endurance athlete

Obstacle courses are the biggest thing in adventure sports, with millions of amped-up Americans charging into the slop—and a cadre of cutthroat entrepreneurs cashing in. No one is profiting more than Tough Mudder creator Will Dean, a polished Englishman and Harvard Business School grad who will stop at nothing to sell you his brand of suffering.

The obstacle course craze is taking over America. This year some 1.5 million people will enter an event. But behind all the dirty fun is a nasty business and legal battle between entrepreneurs looking to cash in. Here, in a preview of Outside’s November cover story, is a glimpse at just how far they’ll go to sell you their brand of pain.

Increasingly, race organizers are testing non-elite athletes for performance-enhancing drugs. But is it fair, or even possible, to hold amateurs to the same stringent standards as the pros?

I'm looking to maximize my triathlon training days. Could you recommend a few places?

We crack the evolution of the safety helmet

A combined heart-rate monitor and GPS watch will supercharge your training. Motorola's Motoactv is one of the best on the market.

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