Fundamentally, I was not only concerned about whether we in the Western world could still run like those East Africans but whether, in two generations’ time, East Africans would be running like us! What we had fallen for, they were falling for.

In short, to run, and continue running, one needs a reason tougher than any tendon, an unshakeable will to give it your all, without reservation or limits, to the bitter end—the same kind of will that led the first marathon runner in history to run to his death and beyond.

Aunque este tipo de ejercicios eran rápidos y sencillos, los resultados revelaron que los participantes experimentaban una mejora considerable en su bienestar psicológico y físico, lo que incluía una reducción de sus problemas de