A small percentage of patients, some of whom have taken many HIV drugs in the past, have multidrug-resistant HIV, limiting their treatment options.
Scientists are introducing altered DNA into patients to fight HIV, the virus that causes Aids.
You can protect yourself from STIs, HIV or unplanned pregnancy by using a condom. We found some interesting facts about condoms this Condom and STI Week.
Have you ever wondered how HIV affects the body? Take a look at this infographic to find out.