The Tarahumara Indians

There is this idea that running wears away your cartilage and causes arthritis in the knees. But it is not valid. Studies show that people who run more are less likely to get arthritis in their knees and more likely to benefit from physical activity.

Knee injury is indeed most com...

You wouldn't know it, but Goggins hates running. 

He hates it with a passion. Growing up, Goggins has always been on the larger side. He loved powerlifting and had the physique to show for it. But in the world of Ultra, such a large frame is virtually unheard of. It was just inefficient to ...

Run slow enough that you're pretty sure you could overtake yourself at a brisk walk.

The point of running is endurance, and to manage that, you have to keep your heart rate elevated for the entire period of every training run. That means erring on the side of caution and o...