Thank you to all those who answered the question at hand. I have not actually used this method, I always thought this to be the case however, and a little reassurance in these kinds of things never hurt anyone.
This is supposed to be a forum where people can get advice and a helping hand on these matters, and all of a sudden, people are judging. Life isn't easy, and no body is perfect.
I am 27 yrs old and don't need to be told not to have sex or that I am being immature about the subject. I always practise safe sex and happen to enjoy it.