Born To Run
The Mayo Clinic's latest research made a bit of a splash in the headlines when it warned that "chronic training," or competing in endurance events, can cause injury to the heart. If we were to believe that 78 million American adults are obese, there's one group of people that should be more worried than another.
The invention of the running shoe is "the worst crime ever committed against the human foot." To see the proof, one needn't look further than the mysterious Tarahumara Indians of Mexico for whom 300-mile runs were routine, and 60-mile runs a jaunt. They wear nothing but sandals, and suffer no injuries.