Roger Pebody

We've received tens of thousands of questions from people agonizing over HIV exposure. Uncertainty can be terrifying -- but many common fears don’t pose HIV risk.

People living with HIV on effective treatment and who have an undetectable viral load have a negligible risk of sexual transmission of HIV. Here's why.

If used correctly, condoms can do some things that alternative methods of HIV prevention can’t, such as preventing pregnancy and a range of STIs, and new, improved types are in the pipeline.

Smoking could both shorten your life and have a significant impact on your quality of life. These effects seem particularly more severe for individuals living with HIV.

Tivicay is a mainstay of HIV treatment and the focus of simplified treatment studies due to its power and high drug resistance barrier; however, side effects concerns have recently been raised.

Condoms are a barrier between a body fluid containing HIV and body tissues susceptible to HIV infection. Here's what you need to know about condoms today, when PrEP and HIV treatment also can reduce transmission risks.

Stories of an HIV cure in the news suggest that a British man took an experimental treatment and now scientists cannot find a trace of HIV in his body. Not so fast. Here's what really happened.

Learn about the symptoms (or lack of them) of HIV infection, those of other viruses or anxiety, and those of advanced HIV (also known as AIDS). But remember, only an HIV test can tell you for sure if you have HIV.

Taking an HIV test is the only reliable way to know whether you have HIV. Here's what you need to know about HIV tests.

Are you among the one-in-four people who received their HIV diagnosis when your immune system was already weakened? Is starting treatment right away the right thing to do? What can you expect in the coming months and years?