Ed Ettinghausen is hoping to complete 40 100-mile runs by the end of 2014.
A glimpse inside a special running race on the Navajo Nation territory in Arizona.
The same addictive personality that dragged the 32-year-old down a dark road of alcoholism has fueled a fast rise to success on the trails.
Learn why splitting up your long run occasionally could be beneficial long-term.
The 29-year-old, 2:18-marathoner from Mammoth Lakes won the U.S. 50K trail title on Sunday in his first ultramarathon attempt.
The ultra-inspired sports utility bags have a multitude of uses beyond the trails.
Check out these well-known challenges that runners take on in our national parks.
Take these top tips to heart heading into your next ultra.
Are you familiar with the ultrarunner's lingo?