Jan 14, 2025 · Overview 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 …

HIV is a member of the genus Lentivirus, [15] part of the family Retroviridae. [16] Lentiviruses have many morphologies and biological properties in common. Many species are infected by lentiviruses, …

May 22, 2026 · HIV spreads through contact with some body fluids. The virus can spread during sex, when people share needles or syringes, or during pregnancy, delivery or breastfeeding. The only …

Jul 15, 2025 · WHO fact sheet on HIV and AIDS with key facts and information on signs and symptoms, transmission, risk factors, testing and counselling, prevention, treatment and WHO response.

The human immunodeficiency virus (HIV) [8][9][10] is a retrovirus [11] that attacks the immune system. Without treatment, it can lead to a spectrum of conditions including acquired immunodeficiency …

Apr 13, 2026 · 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…

HIV Nexus: CDC Resources for Clinicians Access clinical tools, guidelines, and patient materials on HIV testing, prevention, and treatment.

Find out about the symptoms of HIV and AIDS, what treatments are available and how to prevent getting or spreading the infection.

Jun 6, 2022 · Human immunodeficiency virus (HIV) is the virus that causes acquired immune deficiency syndrome (AIDS). HIV weakens your immune system by destroying your T-cells until you are unable …

Oct 2, 2025 · HIV damages the immune system. Without treatment, AIDS can develop. Learn all about HIV and AIDS, including symptoms, treatments, life expectancy, and more.