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.

Dean Karnazes has run 350 continuous miles through three sleepless nights, ordered pizza during long runs, and inspired fans the world over with his adventures. Now in this heart-pounding book, Dean reveals how he pulled off unfathomable feats with a determination that defied all physical limitations. But Dean goes beyond the story of the Endurance 50 marathons to share his invaluable secrets and advice for athletes of all levels.

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.

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.

After a decade-long addiction to crack cocaine and alcohol, Charlie Engle hit bottom with a near-fatal six-day binge that ended in a hail of bullets. As Engle got sober, he turned to running, which became his lifeline, his pastime, and his salvation. He began with marathons, and when marathons weren't far enough he began to take on ultramarathons, races that went for 35, 50, and sometimes hundreds of miles, traveling to some of the most unforgiving places on earth to race.

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.

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.

Susie Chan is an icon of endurance running. Since taking up running at the age of 35, she has completed the legendary Marathon des Sables more times than any other British woman, set the 12-hour treadmill World Record and was one of the first women to finish all the World Marathon Majors. Susie’s story is an inspirational fight against the odds. From leaving a dysfunctional marriage, managing as a single mum and tackling cancer treatment, Susie has had her fair share of adversity. Throughout it all, running has kept her going.

Honest, relatable, and raw, every listener will connect with Sally’s story and see how they too can overcome even the most difficult situations in life and sport. Choose Strong is a story for everyone from every age and walk of life looking to live their strongest life.

Iron Cowboy is an endurance memoir in the tradition of Dean Karnazes’s Ultramarathon Man - a lifetime’s worth of intensely lived experience packed into 20 riveting chapters. Listeners will discover the secret to redefining their own goals and achieving great success. When James Lawrence (aka the Iron Cowboy) announced his plan to complete 50 full-distance triathlons in 50 consecutive days in all 50 states, the only person who believed that he could pull it off was James himself (and his wife, Sunny).

As a journalist whose career spans three decades, CNN correspondent Tom Foreman has reported from the heart of war zones, riots, and natural disasters. He has interviewed serial killers and been in the line of fire. But the most terrifying moment of his life didn't occur on the job - it occurred at home, when his 18-year-old daughter asked, "How would you feel about running a marathon with me?"

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.

Growing up in the Canadian Rockies, the mountains have always been home for Jenny Tough. Travelling the world, she's always discovered commonalities with mountains—and mountain people. Her major project is to run solo and unsupported across a mountain range on every continent where indigenous mountain people live isolated from the outside, urban world. Running solo and unsupported comes with obvious logistical as well as physical challenges, but running is also a common language.

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.