HIV/AIDS - Symptoms and causes - Mayo Clinic
Feb 9, 2024 · It's caused by the human immunodeficiency virus, also called HIV. HIV damages the immune system so that the body is less able to fight infection and disease. If HIV isn't treated, it can …
What Are HIV and AIDS? - HIV.gov
Nov 12, 2025 · HIV (human immunodeficiency virus) is a virus that attacks cells that help the body fight infection, making a person more vulnerable to other infections and diseases.
HIV - Wikipedia
Multiple round bumps on cell surface represent sites of assembly and budding of virions. The human immunodeficiency viruses (HIV) are two species of Lentivirus (a subgroup of retrovirus) that infect …
About HIV | HIV | CDC
Jan 14, 2025 · 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 …
HIV and AIDS: The Basics | NIH - HIVinfo
May 28, 2025 · HIV stands for human immunodeficiency virus, which is the virus that causes HIV infection. The acronym “HIV” can refer to the virus or to HIV infection. AIDS stands for acquired …
HIV/AIDS: Facts, Statistics, Symptoms, Causes, Diagnosis, and ...
Oct 6, 2025 · HIV is spread throughout the world, but sub-Saharan Africa (the southern part) has the greatest number of people who are infected. The World Health Organization and the United Nations …
HIV & AIDS: Causes, Symptoms, Treatment & Prevention
Overview What is HIV? HIV stands for human immunodeficiency virus. HIV infects and destroys cells of your immune system, making it hard to fight off other diseases. When HIV has severely weakened …
HIV and AIDS - World Health Organization (WHO)
Jul 15, 2025 · There is no cure for HIV infection. However, with access to effective HIV prevention, diagnosis, treatment and care, including for opportunistic infections, HIV infection has become a …
HIV | HIV Symptoms | AIDS | MedlinePlus
Mar 26, 2025 · HIV (human immunodeficiency virus) attacks the body’s immune system. There is no cure but it can be treated with medicines. To know if you have HIV, get tested.
HIV and AIDS: Symptoms, Causes, Treatments, and More - Healthline
Oct 2, 2025 · HIV is a virus that weakens the immune system, and if left untreated, can lead to stage 3 HIV. But with proper treatment, people with HIV can live long and productive lives. Early detection and...