In race against others and the clock, many put bodies at risk

Plea for long-distance athletes to run more safely and intelligently

An accident in a bicycle race in the United States eight years ago alerted James Chang to the importance of sports medicine. One of his riding companions was severely injured in the accident, he says.

"His leg was badly broken and the bone was protruding out, his face was covered in blood, and the bike was smashed to pieces. It was horrific."