HIV is a lifelong infection that affects many people. People with HIV take many different types of medicines to help control their condition and to prevent the infection from developing into AIDS.

Since the beginning of the HIV epidemic, scientists, doctors, and public health experts have spent decades trying to understand the virus and control its spread. Modern treatments now allow people ...

From the outset, it seemed likely that HIV arose through cross-infection from another mammal. However, in one of its first important findings, tree-building soon revealed two different types of HIV, ...

Human immunodeficiency virus (HIV) infections are lifelong, potentially life-threatening infections that weaken an individual’s immune system, rendering them susceptible to severe secondary infections ...

For years, researchers have been hoping for vaccines that protect people against not just one strain of HIV, but every strain ...