What It's Like to Run an Ultramarathon: The Stages of Suffering

Wonder what it's like to run an ultramarathon? Our editor ran 100-mile and 100K races to find out what it's like to run an ultra.

The Ultramarathon Pattern: 3 Stages Every New Ultrarunner Needs To Know – Long Run Living

A Conversation with Dean Karnazes “Ultramarathon Man” – One of the World's Most Accomplished Endurance Athletes. – Thought Economics

The Ultramarathon Pattern: 3 Stages Every New Ultrarunner Needs To Know – Long Run Living

Increases in perceived hunger over each ultra-marathon run including

How to run your first ultramarathon – find a race, get a trainer and get moving, Hong Kong finance executive says

Ultramarathon Man Dean Karnazes On the Healing Power of the Outdoors - Marin Living Magazine

Relentless Forward Progress: A Guide to Running Ultramarathons: Powell, Bryon, Grossman, Eric: 8601400487846: : Books

7 Secrets for Self-Supported Ultramarathons

Overcoming Intense Sciatica Pain to Run a 100-Mile Race - News at Ivy Rehab.

We studied mental toughness in ultra-marathon runners. Mind over matter is real — but won't take you all the way

19-year-old achieves ultramarathon dream of running 100 miles - Good Morning America

Walking an Ultra-Marathon Is Not As Weird As It Sounds, by Michael Horner, Runner's Life