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.

In The Science of Running, elite coach and exercise physiologist Steve Magness integrates the latest research with the training processes of the world's best runners, to deliver an in depth look at how to maximize your performance. It is a unique book that conquers both the scientific and practical points of running in two different sections. The first is aimed at identifying what limits running performance from a scientific standpoint. In section two, we turn to the practical application of this information and focus on the process of training to achieve your goals.

Ultramarathons don't leave much room for mistakes. Don't learn the hard way: Get a jump on training for an ultramarathon with Hal Koerner's Field Guide to Ultrarunning, a comprehensive handbook to running 30 to 100 miles and beyond, authored by one of the most experienced and recognized athletes in the sport.

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.

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.

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.

The sport of running is ever changing, be it the shoes we wear or the goals we set, the training methods we use or the role models we emulate. But there is one constant: For 40 years, Runner’s World magazine has been recognized worldwide as the leading authority on running. Now the collective wisdom of the most savvy running writers, coaches, and editors can be found in Runner’s World Complete Book of Running.

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.

The Nonrunner's Marathon Guide for Women is a fun training manual for women who don't believe that running is their biological destiny but who dream of crossing the finish line nonetheless. Dais' audiobook features a realistic training schedule and is chock-full of how-to's and funny observations, which she felt were lacking in the guides she had consulted.

When a pseudonymous programmer introduced “a new electronic cash system that’s fully peer-to-peer, with no trusted third party” to a small Online mailing list in 2008, very few paid attention. Ten years later, and against all odds, this upstart autonomous decentralized software offers an unstoppable and globally-accessible hard money alternative to modern central banks. The Bitcoin Standard analyzes the historical context to the rise of Bitcoin, the economic properties that have allowed it to grow quickly, and its likely economic, political, and social implications.