We've created an unnatural form of running. It's not just the shoes, but we run on artificial surfaces - straight ahead, hard and steady - instead of speeding up and slowing down, reacting to the terrain with changes of pace and rhythm.

Sometimes,' she said, 'it takes a woman to bring out the best in a man.

Everyone is built for running.

There is a growing subculture of barefoot runners, people who got rid of their shoes. And what they have found uniformly is you get rid of the shoes, you get rid of the stress, you get rid of the injuries and the ailments.

Blaming the running injury epidemic on big, bad Nike seems too easy - but that's okay, because it's largely their fault.

Were designed for persistence hunting, which is a mix of running and walking. Whats built into that kind of running is a sense of pleasure. You are designed and built and perfect for this activity, and it should be enjoyable and fun.

We were born to run; we were born because we run.