a man and his girlfriend for 3 years were making love in his apartment. At one point during the their fun the woman got into a position that gave her a strange itch on her back. This has happened to her before....wen she was five years old and was doing sumersaults in gymnastiscs. Her trainer told not to worry and that is most likely do to genetics and that most of her ancestors had that same itch. She told her boyfriend and he replied "hm what a coincidence your mom came over the other day and had that same itch.