Over the last year, as the world’s top 200-meter sprinter dealt with depression, he found that the medication he was taking limited his emotions—and created a possible impediment to his dream of gold.
The hurdler didn’t let her crushing defeat at the 2008 Olympics break her spirit—instead, in the decade-plus since, she's been one of the most voracious competitors on the planet, carving out careers in bobsled and reality television in search of another win.