Why the human foot was made for running long distances -- even

Running barefoot or with little protection over long distances, like Mexico
Running barefoot or with little protection over long distances, like Mexico's Raramuri people are famous for doing, may seem extreme, but science suggests otherwise.

Long runs: Your essential guide to running far

Heel Fat Pad Syndrome: Symptoms, Causes & Treatment

Long-distance running - Wikipedia

Cultural variation in running techniques among non-industrial societies, Evolutionary Human Sciences

The causes and treatment of foot pain, based on location in the foot

Foot Anatomy and Common Foot Problems

50 Motivational Quotes About Running and Racing

Why the human foot was made for running -- even without shoes

These Toes Were Made for Running