HPV, or human papillomavirus, is one of the most common sexually transmitted infections. Some HPV infections can increase the risk of certain types of cancer, including cancer of the cervix, vagina, and penis. HPV vaccination and routine HPV testing can help lower cancer risk. Learn more about HPV with these articles written by experts—whether it’s HPV screening guidelines or what the difference is when it comes to HPV tests vs. pap smears. Plus, find out more about our female HPV Test that lets you screen for high-risk HPV strains.