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 ...

Location: The diaphragm is a large dome-shaped muscle that stretches across the bottom of the rib cage, separating the thoracic cavity, where the heart and lungs are located, from the abdominal cavity ...