Do you remember Kevin Spacey’s character in Horrible Bosses? You know him… the super-mega asshole, Dave Harkin, who’s motto was:

Well, I’ve discovered that there is a basis for this statement in reality. While I’m running around in soccer, I sweat and my own friggin nipples rub against the inside of my shirt. So much so that they get super sensitive and painful. Who’da thunk it?

Marathon runners will definitely attest to this as a fact and there are tons of pics out on the Internet of poor, unfortunate bastards who forgot their band aids and their nipples were bleeding by the time they were finishing the race.

Granted, I think I’m far enough away from THAT happening to me but it still keeps me aware.