I don't think it's a worry at all. I'd never run either (played sick to stay home from phys ed during track and field), but I did it. Running is a pretty natural motion; just don't overthink it. And make sure you have a good pair of shoes to support you. Enjoy it!
"If you drop an egg, you don't say, 'Oh, shoot' and drop the other 11, do you?"
-Source unknown, but obviously brilliant
Reached goal 4/16/2010...but kind of afraid to look these days