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.

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.

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.

Written by the late, beloved Dr. George Sheehan, Running and Being tells of the author's midlife return to the world of exercise, play, and competition, in which he found "a world beyond sweat" that proved to be a source of great revelation and personal growth. But Running and Being focuses more on life than it does, specifically, on running. It provides an outline for a lifetime program of fitness and joy, showing how the body helps determine our mental and spiritual energies.

Every runner knows pacing is critical. It can be the difference between a PR and a DNF. In On Pace, acclaimed running coach and author Matt Fitzgerald reveals how conventional training and device overdependence keep runners from accessing the full power of pacing. With a mix of fascinating science and compelling stories from every corner of the sport, Fitzgerald shows that pacing is the art of finding your limit—running at a pace to finish the workout or cross the finish line completely out of gas.

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.

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.

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.

As a Tibetan lama and leader of Shambhala (an international community of 165 meditation centers), Sakyong Mipham has found physical activity to be essential for spiritual well-being. He's been trained in horsemanship and martial arts but has a special love for running. Here, he incorporates his spiritual practice with running, presenting basic meditation instruction and fundamental principles he has developed.

From beloved performance expert, executive coach, and coauthor of Peak Performance Steve Magness comes a radical rethinking of how we perceive toughness and what it means to achieve our high ambitions in the face of hard things.

Quenton Cassidy's first foot races are with nature itself: the summer storms that sweep through his subtropical neighborhood. Shirtless, barefoot, and brown as a berry, Cassidy is a skinny, mouthy kid with aspirations to be a great athlete. As he explores his primal surroundings along the Loxahatchee River and the nearby Atlantic Ocean, he is befriended by Trapper Nelson, "the Tarzan of the Loxahatchee", a well-known eccentric who lives off the land.

Welcome to the Barkley Marathons, a fever dream of an ultra event, inspired by a prison break, heralded by a conch blast, paid for in cigarettes and socks, and completed only by a select few. A race in which competitors haul themselves up mountains, through extreme weather conditions, beyond pain and exhaustion, mile after mile. Completed 60 miles? That’s just the fun run. In the Spell of the Barkley is a story of sporting obsession, exploring what drives individuals to challenge themselves at the limits of what is possible – and what it takes to succeed.

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?"

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.

The bestselling fitness and self-improvement book for breaking through mental resistance and barriers, building unshakeable discipline, and keeping your goals alive when things get tough.