A diaphragm is a silicone, cup-like object that you insert into your vagina to cover your cervix. Diaphragms must be used in conjunction with spermicide, which is a sperm-killing gel. A diaphragm has ...

A diaphragm is a safe barrier method of birth control. It works by stopping sperm from entering your uterus. Learn more about how to determine if this contraceptive is right for you. A diaphragm is a ...