YOU MAY HAVE HEARD ABOUT THE G SPOT, an area inside a woman’s vagina that purportedly is associated with extraordinary sexual pleasure. But let’s put...

Chlamydia, caused by the bacterium Chlamydia trachomatis, is the most common bacterial sexually transmitted disease in the United States

Pelvic inflammatory disease (PID) is an infection of a woman's reproductive organs. In 2013, about 88,000 women ages 15–44 in the United States were diagnosed with PID.

Pre-exposure prophylaxis (or PrEP) is a way for people who do not have HIV but who are at very high risk of getting HIV to prevent HIV infection by taking a pill every day.