New York Times best-selling author and ultramarathoning legend Dean Karnazes has pushed his body and mind to inconceivable limits, from running in the shoe-melting heat of Death Valley to the lung-freezing cold of the South Pole. He’s raced and competed across the globe and once ran 50 marathons, in 50 states, in 50 consecutive days.

David Clark is a formerly obese alcoholic and fast food junkie who found a new life in running. Now, 13 years after his transformation, he shares his inspiring story of taking running to the extreme edge of his physical and spiritual breaking points. Having run more than a hundred races, including the Leadville 100-Mile Trail Run and the Hardrock 100, David has achieved unimaginable success in the ultramarathon world, considering his humble start.

Scott Jurek is one of the world's best known and most beloved ultrarunners. Renowned for his remarkable endurance and speed, accomplished on a vegan diet, he's finished first in nearly all of ultrarunning's elite events over the course of his career. But after two decades of racing, training, speaking, and touring, Jurek felt an urgent need to discover something new about himself. He embarked on a wholly unique challenge, one that would force him to grow as a person and as an athlete: breaking the speed record for the Appalachian Trail.

Writing from both the cutting edge of scientific discovery and the front-lines of elite athletic performance, National Magazine Award-winning science journalist Alex Hutchinson presents a revolutionary account of the dynamic and controversial new science of endurance.

In Eat and Run, Scott Jurek opens up about his life and career - as an elite athlete and a vegan - and inspires runners at every level. From his Midwestern childhood hunting, fishing, and cooking for his meat-and-potatoes family, to his early beginnings in running (he hated it), to his slow transition to ultrarunning and veganism, to his world-spanning, record-breaking races, Scott's story shows the power of an iron will and blows apart all the stereotypes of what athletes should eat to fuel optimal performance.

Ultramarathon Man helped introduce the world to ultramarathoning. Now, after three decades of running ultramarathons across the globe, Dean Karnazes is still going strong. This updated and revised edition includes an afterword full of the lessons he’s picked up along the way. He gives personal details on the essential pillars of health—fitness, diet, and sleep. What does he eat, what supplements does he take, and what kind of mattress does he sleep on? Aging well takes work, and the man who hasn’t stopped is sharing the tips and learnings that have kept him going.

From the best-selling author and renowned coach duo from Born to Run, a practical guide to running for everyone from amateurs to seasoned runners, about how to eat, race, and train like the world's best. Whether you're ramping up for a race or recuperating from an injury, Born to Run 2 is a holistic program for runners of every stripe that centers on seven key themes: food, fitness, form, footwear, focus, fun, and family.

If you want a fairy tale ending, listen to Snow White. If you want to know what it’s like to dream big, fail hard, get up again, and feel crushing defeat even as you finally taste victory—UNTETHERED is for you. Four years after his 2018 Trans Canada run crashes and burns, four-time champion ultrarunner Dave Proctor returns with a fierce resolve to conquer 7000+ kilometres, a 30-year-old record and his own personal demons.

The Impossible Climb is an emotional drama driven by people exploring the limits of human potential and seeking a perfect, choreographed dance with nature. Honnold dared far beyond the ordinary, beyond any climber in history. But this story of sublime heights is really about all of us. Who doesn’t need to face fear down fear and make the most of the time we have?

When Des woke up on April 16, 2018, the morning of the Boston Marathon, it was 39 degrees and raining, with high, gusty winds. The weather didn’t bother her. In fact, she thought it might be a blessing. She was far from peak form—recovering from illness and questioning her running future—and didn’t expect much of herself that day. But as she ticked off mile after mile in the brutal conditions, passing familiar landmarks on the course she knew and loved, something shifted. Opportunity unexpectedly presented itself. Des tapped into her inner strength and found a reason to race.

This revolutionary training method has been embraced by elite runners - with extraordinary results - and now you can do it, too. Respected running and fitness expert Matt Fitzgerald explains how the 80/20 running program - in which you do 80 percent of runs at a lower intensity and just 20 percent at a higher intensity - is the best change runners of all abilities can make to improve their performance.

What does it take to be one of the world's best high-altitude mountain climbers? A lot of fundraising; traveling in some of the world's most dangerous countries; enduring cold bivouacs, searing lungs, and a cloudy mind when you can least afford one. It means learning the hard lessons the mountains teach. Steve House built his reputation on ascents throughout the Alps, Canada, Alaska, the Karakoram, and the Himalaya that have expanded possibilities of style, speed, and difficulty.

Isolated by Mexico's deadly Copper Canyons, the blissful Tarahumara Indians have honed the ability to run hundreds of miles without rest or injury. In a riveting narrative, award-winning journalist and often-injured runner Christopher McDougall sets out to discover their secrets. In the process, he takes his readers from science labs at Harvard to the sun-baked valleys and freezing peaks across North America, where ever-growing numbers of ultra-runners are pushing their bodies to the limit.

Kara Goucher grew up with Olympic dreams. She excelled at running from a young age and was offered a Nike sponsorship deal when she graduated from college. Then in 2004, she was invited to join a secretive, lavishly funded new team, dubbed the Nike Oregon Project. Coached by distance running legend Alberto Salazar, it seemed like the opportunity of a lifetime. Kara was soon winning a World Championship medal, going to the Olympics, and standing on the podium at the New York and Boston marathons, just like her coach. But behind the scenes, Salazar was hiding dark secrets.

In 80/20 Running, respected running and fitness expert Matt Fitzgerald introduced his revolutionary training program and explained why doing 80 percent of runs at a lower intensity and just 20 percent at a higher intensity is the best way for runners at all levels - as well as cyclists, triathletes, and even weight-loss seekers - to improve their performance. Now, in this eye-opening follow-up, Fitzgerald teams with Olympic coach Ben Rosario to expand and update the 80/20 program to include ultramarathon training and such popular developments as the use of power meters.