- Ultramarathon Man by Dean Karnazes
Memoir by Dean Karnazes, record-breaking endurance. Find a collection of articles and photos of long-distance runner Dean Karnazes, and learn about diet and nutrition, motivation, and how to stick with ultramarathon training.
- Wikipedia: Dean Karnazes
Brief profile of Dean Karnazes, the extreme endurance runner and author of Ultramarathon Man.
- Endurance Is
Blog by Dean Karnazes, the ultrarunner who ran the Endurance 50: 50 marathons in 50 cities in 50 days in 2006.
- The North Face Endurance 50
The North Face Endurance Challenge events includes races covering the distances like 10K, half marathon, 50K, and 50 miles. Courses are designed to take place on as much trail as possible.
- Trail Runner's Blog: Interview With Dean Karnazes, Ultramarathon Man
Interview with Dean Karnazes, who believes the biggest barriers of human running limits "are psychological, not physical. The human body is an amazing machine."
- NPR: To the Limit - Ultramarathoner Dean Karnazes
Audio article on Dean Karnazes, ultramarathoner and extreme athlete.
- Dean Karnazes in the Endurance 50 - Runner's World
Interview with Dean Karnazes, master of the attention-grabbing ultra stunt: running 50 marathons in 50 states in as many days.
- SF Weekly: Ultra Marathon Man
January 14, 2004, article on Dean Karnazes, long-distance runner.