HIV symptoms vary by the stage of infection, known as acute HIV infection (Stage 1), chronic HIV infection (Stage 2), and AIDS (Stage 3). During primary infection, the symptoms are caused by the virus ...

The early signs of HIV infection tend to be nonspecific. Within days or weeks of exposure to the virus, a person may notice flu-like symptoms, a rash, and fatigue. Less commonly, mouth ulcers, nausea, ...

Human immunodeficiency virus (HIV) is a germ that causes a lifelong infection that slowly weakens the immune system. Though the infection is lifelong, medicines can keep the virus in check and help ...