Yeah, i am not too srue about this. In a lecture today, i really needed to take a piss (for about 45 minutes) and i was hoping i wouldn't get a hard on cause of this phenonoma(sp?)
Although it didn't eventuate....
Still a little skeptical myself. I thought it more had to do with that guys think about sex about every 5 minutes so there is a large probability that they will have an erection at any given time. Even the morning