HIV/AIDS - Wikipedia
HIV/AIDS research includes all medical research which attempts to prevent, treat, or cure HIV/AIDS, along with fundamental research about the nature of HIV as an infectious agent, and about AIDS as the disease caused by HIV.

HIV/AIDS - Symptoms and causes - Mayo Clinic
HIV makes the body less able to clear out infections and diseases. If HIV infection is not treated, over time it can cause an illness called acquired immunodeficiency syndrome (AIDS). HIV spreads through contact with some body fluids.

What Are HIV and AIDS? - HIV.gov
HIV is a virus that can make it harder for your body to fight other infections and diseases. If HIV is left untreated, it can lead to AIDS, a late stage of infection that happens when the immune system is badly damaged by the virus.

HIV and AIDS - World Health Organization (WHO)
Acquired immunodeficiency syndrome (AIDS) occurs at the most advanced stage of infection. HIV targets the body’s white blood cells, weakening the immune system. This makes it easier to get sick with diseases like tuberculosis, infections and some cancers.

About HIV | HIV | CDC
HIV (human immunodeficiency virus) is a virus that attacks the body's immune system. Without treatment, it can lead to AIDS (acquired immunodeficiency syndrome). There is currently no effective cure. Once people get HIV, they have it for life. But proper medical care can control the virus.

AIDS | Definition, Diagnosis, Treatment, & Facts | Britannica
AIDS is an infectious disease caused by human immunodeficiency virus (HIV). HIV slowly attacks and destroys the immune system, leaving an individual vulnerable to a variety of other infections and certain malignancies that eventually cause death.

HIV and AIDS: Symptoms, Causes, Treatments, and More
HIV damages the immune system. Without treatment, AIDS can develop. Learn all about HIV and AIDS, including symptoms, treatments, and life expectancy.

HIV & AIDS: Causes, Symptoms, Treatment & Prevention
The difference between HIV and AIDS is that HIV is a virus that weakens your immune system. AIDS is a condition that can happen as a result of an HIV infection when your immune system is severely weakened.