How can a small piece of copper prevent you from getting pregnant?

Birth control comes in all shapes and sizes, from the incredibly high-tech to the ridiculously simple. So if you're worried about the long-term effects of taking hormones, or tired of taking a daily birth-control pill, there's always another method of birth control that's simple, cheap and effective: the Copper T. Theā€¦ »9/18/12 2:07pm9/18/12 2:07pm