Personal Best: One Runner?s Suffering Is Another?s Inspiration

An NPR host says pain is why people run, but others beg to differ ? maybe because ?pain? has more than one meaning.

Source: http://feeds.nytimes.com/click.phdo?i=32be91a2fd44d218a1363a1170b67158

Diseases Diseases Multiple Sclerosis Diseases STDs Drug Abuse Ears Hearing Eating Disorders