The ultimate endurance athlete, Marshall Ulrich has run more than 100 foot races averaging over 100 miles each, completed 12 expedition-length adventure races, and ascended the seven summits - including Mount Everest. Yet, his run from California to New York - the equivalent of running two marathons and a 10k every day for nearly two months straight - proved to be his most challenging effort yet. In Running on Empty, he shares the gritty backstory of his run and the excruciating punishments he endured on the road.

At age 47, a mother of two, Debbie Moderow was not your average musher in the Iditarod, but that's where she found herself when, less than 200 miles from the finish line, her dogs decided they didn't want to run anymore. After all her preparation, after all the careful management of her team, and after their running so well for over a week, the huskies balked. But the sting of not completing the race after coming so far was nothing compared to the disappointment Moderow felt in having lost touch with her dogs.

Travis Macy has summited glacial peaks in the French Alps, rappelled into limestone caves in China, and raced through parched deserts in Utah. In 2013 he famously won the Leadman Series, a combination of nearly 300 miles of high-altitude trail running and mountain biking over the course of five epic endurance races. Macy achieved all of these victories without elite professional training or even exceptional strength, speed, or flexibility.

The year is 1925. It is sixty degrees below zero. The wind sweeps tons of snow over the deep-frozen Alaskan landscape. The nearest railhead is seven hundred miles away. Airplanes cannot fly. The way to Nome is blocked by a treacherous frozen sound, an icebound port, and mountains to the west. But there is a diphtheria epidemic in Nome. The children need serum from the outside world if they are to survive. Their only hope is a few chosen Eskimo drivers and their teams of dogs.

Once the reserve of only the most hardcore enthusiasts, ultra running is now a thriving global industry, with hundreds of thousands of competitors each year. But is the rise of this most brutal and challenging sport - with races that extend into hundreds of miles, often in extreme environments - an antidote to modern life, or is it a symptom of a modern illness? In The Rise of the Ultra Runners, award-winning author Adharanand Finn travels to the heart of the sport to investigate the reasons behind its rise and discover what it takes to join the ranks of these ultra athletes.

Cameron Hanes discovered his true passion for bowhunting when he was twenty. Inspired by the physical challenges of stalking elk in the Oregon wilderness—traversing mountainous terrain, braving erratic weather, and evading his quarry’s even more dangerous predators—he began an ever-evolving journey of self-improvement. To become the best bowhunter of wild elk, to the caliber he believed he could be, Cam realized he would need more than archery skills.

Deena Kastor was a star youth runner with tremendous promise, yet her career almost ended after college, when her competitive method - run as hard as possible, for fear of losing - fostered a frustration and negativity and brought her to the brink of burnout. On the verge of quitting, she took a chance and moved to the high altitudes of Alamosa, Colorado, where legendary coach Joe Vigil had started the first professional distance-running team. There she encountered the idea that would transform her running career: the notion that changing her thinking - shaping her mind to be more encouraging, kind, and resilient - could make her faster than she’d ever imagined possible.

David Clark went from the rock bottom of bankruptcy, addiction, and obesity to becoming an accomplished athlete. In this compelling story of his life, he not only shares his journey with complete honesty, but he also lays out a blueprint for change that anyone can use to redefine what is possible.

Beyond Tim Tebow's exploits as a Heisman-winning football player, he is widely known and respected for his exemplary character and personal excellence, which have made him a role model for millions. When Tim interacts with the public, he often encounters people who feel "stuck" - unable to take action on matters ranging from daily life to pursuing lifelong dreams. In response, Tim often identifies a crippling fear or lack of courage, to which he advises: "Now is the time to take some risks, to quiet the voices of defeat, to step forward and make a mark, because this is the day."

In T is for Transformation, Shaun T unveils the 7 transformational principles that guided his progress through life and that are at the core of his incredibly successful workouts. T is for Transformation is a motivational master class as Shaun shows you how to become more flexible and resourceful, give everything you've got, and, most importantly, trust and believe in your path to success.

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.

Thinking all monasteries were like the ones he saw in the movies, Jesse Itzler arrived at the New Skete religious community in remote Cambridge, New York, with a shaved head and a suitcase filled with bananas. To his surprise, New Skete monks have most of their hair. They're Russian Orthodox, not Buddhist, and they're also world-renowned dog breeders and authors of dog-training books that have sold in the millions.

This is more than just an audiobook. It's an attitude. It's a mentality. It's a lifestyle. The F*It List is my journey, my life, my lessons, my successes, and my many failures...in my own words. The F*It List forces action. It promotes energy and gives life. It allows you to stand up for what you believe but also helps give perspective on external situations and opinions outside of your control. It's not always comfortable, and in many instances, it is downright scary. Yet, instead of searching for the meaning of life, you will be authentically living it.

A man takes on the challenge of a lifetime after hitting rock bottom. He finds himself divorced, unemployed, and in a deep depression when a degenerative eye condition renders him blind with limited light perception. Feeling a calling to run across America, he dedicated the next two years of his life to prepare for, and ultimately run, more than 3,000 miles from California to New York in less than 60 days, averaging 51.5 miles per day, to log the seventh-fastest transcontinental foot crossing in the history of the world.

Cody Garbrandt grew up in a rough town in the Central Appalachian region of Ohio, surrounded by a longstanding culture of fighting - and drugs. Raised in this environment by a single mom (his dad left him at the young age of three to reside in the Ohio State Penitentiary), Cody grew up fighting, and he grew up wild. His future seemed predestined to end in the coal mines or in prison. Thankfully, Cody had visions of something more. His American dream? Mixed martial arts.

Jennifer Pharr Davis, the former record holder of the FKT (or Fastest Known Time) on the Appalachian Trail, tells the story of her meteoric rise in the world of endurance hiking and, in doing so, unpacks key traits that make women uniquely suited to endurance. With a storyteller's ear for fascinating detail and description, she takes us with her as she sets the record on the Appalachian Trail and introduces us to the mentors who helped her to identify and unlock different facets of her endurance capabilities.

In

Surfacing, Siri Lindley opens up about her unique celebrity-dappled early life. When an NFL superstar notices her beautiful mother, her idyllic childhood is upended. Glitzy dinner parties and world travel pull her mother away, and Lindley grows up feeling alone and out of place. As her intense loneliness grows into anger, she lashes out against her New England life of privilege.

Travis Macy has summited glacial peaks in the French Alps, rappelled into limestone caves in China, and raced through parched deserts in Utah. In 2013 he famously won the Leadman Series, a combination of nearly 300 miles of high-altitude trail running and mountain biking over the course of five epic endurance races. Macy achieved all of these victories without elite professional training or even exceptional strength, speed, or flexibility.

In 2007, Chrissie Wellington shocked the triathlon world by winning the Ironman World Championships in Hawaii. As a newcomer to the sport and a complete unknown to the press, Chrissie's win shook up the sport. A LIFE WITHOUT LIMITS is the story of her rise to the top, a journey that has taken her around the world, from a childhood in England, to the mountains of Nepal, to the oceans of New Zealand, and the trails of Argentina, and first across the finish line.

One year after her astonishing victory at the Badwater Ultramarathon, Pam Reed again made distance running history when she braved the hottest weather in years - 135 degrees - to successfully defend her title. How does this 100-pound mother and stepmother of five muster the endurance and courage for the 28-hour climb from the hottest desert floor on Earth to the shadow of the continental United States' tallest point?

In his follow-up to the best-selling Ultra-Marathon Man, world-renowned ultra marathoner Dean Karnazes chronicles his unbelievable exploits and explorations in gripping detail; Karnazes runs for days on end without rest, across some of the most exotic and inhospitable places on earth, including the Australian Outback, Antarctica, and the back alleys of New Jersey.

The word conquer has changed meaning for Bryan Anderson. As a U.S. army sergeant in Iraq, it meant taking down the enemy. After becoming Iraq’s fourth triple amputee from a roadside explosive, what he had to conquer got a bit more personal. On October 23, 2005, the moment Bryan looked down and realized he no longer had legs, he cracked a joke. It was a tragedy that could break many, but Bryan transformed it into something positive, something that propelled him forward.

Already a number-one London Sunday Times best seller, Mud, Sweat, and Tears is the adrenaline-fueled autobiography of the mega-popular star of the hit survival series Man vs. Wild, adventurer Bear Grylls. A former British Special Forces commando, a man who has always sought the ultimate in dangerous challenges, Bear's true story reads like an outdoors action-and-adventure novel. But Bear's story is true - full of breathtaking escapes and remarkable exploits that would make any Jack London or H. Ryder Haggard hero proud.

How does a lower middle class kid, who suffered through school with undiagnosed dyslexia, get into Notre Dame and become the inspiration for millions in a Hollywood film that has become one of the most inspiring sport movies ever made? He never gave up. For the first time, read Daniel "Rudy" Ruettiger's real life story and learn the behind-the-scenes details of the ten years it took to make the movie and how that tossed him into a new career of public speaking that continues on stages today alongside world-class leaders and speakers.

In this searing and riveting New York Times best seller, Olympic gold medalist Dominique Moceanu reveals the dark underbelly of Olympic gymnastics, the true price of success…and the shocking secret about her past and her family that she only learned years later.

Cody Garbrandt grew up in a rough town in the Central Appalachian region of Ohio, surrounded by a longstanding culture of fighting - and drugs. Raised in this environment by a single mom (his dad left him at the young age of three to reside in the Ohio State Penitentiary), Cody grew up fighting, and he grew up wild. His future seemed predestined to end in the coal mines or in prison. Thankfully, Cody had visions of something more. His American dream? Mixed martial arts.

Vassos Alexander shares his insight from interviews with legends of the sport and his own gruelling but rewarding experiences of extraordinary endurance racing - including the legendary 152 mile Spartathlon, widely regarded as the world's most relentless race. Vassos dissects and explores the tenacity that propels many to keep on running and running and running....

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?"

At the tender age of 14, Amanda Beard walked onto the pool deck at the Atlanta Olympics carrying her teddy bear, Harold, and left with two silvers and a gold medal. She competed in three more Olympic games, winning a total of seven medals, and enjoyed a lucrative modeling career on the side. At one point, she was the most downloaded female athlete on the Internet. Yet despite her astonishing career and sex-symbol status, Amanda felt unworthy of all her success. Unaware that she was suffering from clinical depression, she hid the pain beneath a megawatt smile.

As the winner of the 2010 Ironman Championship in Kona, Hawaii, Chris "Macca" McCormack may be the world's greatest athlete. In I'm Here to Win, McCormack shares his story along with training tips and practical advice to help listeners develop their own routines, diet, exercise programs and race strategies. Chris McCormack has dedicated his life to training for - and winning - the Ironman World Championships, one of the most grueling tests of mental and physical endurance in the world.