Famed ultramarathoner (and AQ contributing editor) Dean Karnazes is no stranger to monumental running challenges. Ten years ago he ran 50 marathons in fifty states in fifty consecutive days. He’s also run350 miles in under 81 hours, foregoing sleep for

Since you last appeared on the cover of AQ in 2015, you won three gold medals (100 meter, 200 meter, 4x100 meter relay) at the World Championships in Beijing. Do you feel you made a statement heading into these Olympic

 When you are the world’s fastest man, a hundredth of a second can be the difference between appearing on a Wheaties box and having your opponent take a permanent seat on your breakfast table for four years. That’s why if

Most people know Frank Shorter as a legendary marathoner and US Olympic gold medalist who helped inspire America’s running boom in the 1970s. But in his new book, My Marathon: Reflections on a Gold Medal Life, Shorter reveals that his