What Causes Priapism?
Should you be concerned about an erection that lasts longer than four hours?
HPV Vaccine Future
The HPV vaccine is now available to girls in the U.S. What's next for the vaccine?
HPV Vaccine Proves Successful
Get answers to your questions about the new HPV vaccine and its success against cervical cancer.
AIDS Vaccine Trial
Finding a vaccine to prevent aids is a major challenge. HIV is one of the most complicated viruses there is. Here’s one novel way to attack the virus and prevent infection.
HIV Test for Early Detection
There is a test that may help detect the virus sooner, so patients can start treatment much faster.
Find out what women really need.