Now that nearly every gym offers Cardio Strip, pole dancing has more or less gone mainstream. But is it ready to be an Olympic sport? The answer is yes, at least according to the athletes (yes, athletes) who make up the sport. While it's still a few years off, we were surprised to learn just how serious the sport is already being taken internationally. 11 countries competed in the second International Pole Dancing Fitness Championships in Tokyo two months ago. (MSNBC)