Utah Skier Aaron Rice set out to break a world record for skiing uphill. In December, 2.5 million vertical feet later, he broke it. Along the way, he learned a few things about setting an ambitious goal and staying motivated.
We spent a year picking the brains of the best performers alive about the secrets to their success. Here's what we learned.
Three athletes discuss the source of their passion
With so many fitness offerings to choose from, it’s hard to separate what works from what doesn’t