Even though skimpy bikinis are part of the beach volleyball player's everyday life, posing in the buff was enough to make her "sweat bullets." But the three-time Olympic gold medalist Kerri Walsh Jennings overcame her insecurities and bared all on the cover of ESPN The Magazine, while pregnant and after giving birth to daughter Scout Margery last month. "When it came down to it, I had the opportunity to do something uncomfortable. I think that's an important part of life."

-- People

Do something UNCOMFORTABLE.