If you've ever had a cramp then you know just how painful they can be. Now, imagine the kind of cramps these pro athletes get considering how hard they play. After his third round victory over David Nalbandian at the 2011 U.S. Open, Rafael Nadal experienced an intense cramp and collapsed to the floor during a post-match interview. He's OK now, though.
However, the internetz are having a blast poking fun at his epic facial expressions. #RafaelNadal #USOPEN2011
