Copper IUDs (intrauterine devices) are a form of birth control. IUDs are a safe and effective method of preventing unintended pregnancies. As of 2012, 11.6% of females in the United States use some ...
Copper IUDs (intrauterine devices) are a safe and effective type of birth control. It works by preventing sperm from fertilizing any eggs. Learn more about how to determine whether it’s right for you.