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  2. HIV/AIDS in the United States - Wikipedia

    en.wikipedia.org/wiki/HIV/AIDS_in_the_United_States

    The AIDS epidemic, caused by HIV (Human Immunodeficiency Virus), found its way to the United States between the 1970s and 1980s, [2] but was first noticed after doctors discovered clusters of Kaposi's sarcoma and pneumocystis pneumonia in homosexual men in Los Angeles, New York City, and San Francisco in 1981.

  3. HIV/AIDS - Wikipedia

    en.wikipedia.org/wiki/HIV/AIDS

    Despite these statistics, overall, new HIV infections and AIDS-related deaths have substantially decreased in this region since 2010. [228] Eastern Europe and central Asia has observed a 43% increase in new HIV infections and 32% increase in AIDS-related deaths since 2010, the highest of all global regions. [228]

  4. HIV - Wikipedia

    en.wikipedia.org/wiki/HIV

    The human immunodeficiency viruses (HIV) are two species of Lentivirus (a subgroup of retrovirus) that infect humans.Over time, they cause acquired immunodeficiency syndrome (AIDS), [1] [2] a condition in which progressive failure of the immune system allows life-threatening opportunistic infections and cancers to thrive. [3]

  5. History of HIV/AIDS - Wikipedia

    en.wikipedia.org/wiki/History_of_HIV/AIDS

    Quoting: "City health officials estimated that half of the city's 200,000 intravenous drug users were infected with the virus that causes AIDS". [84] The study "HIV-1 Infection Among Intravenous Drug Users in Manhattan, New York City, from 1977 through 1987", published in February 1989, seeks to understand long term trends in the spread of HIV ...

  6. Epidemiology of HIV/AIDS - Wikipedia

    en.wikipedia.org/wiki/Epidemiology_of_HIV/AIDS

    The global pandemic of HIV/AIDS (human immunodeficiency virus infection and acquired immunodeficiency syndrome) began in 1981, and is an ongoing worldwide public health issue. [ 4 ] [ 5 ] [ 6 ] According to the World Health Organization (WHO), by 2023, HIV/AIDS had killed approximately 40.4 million people, and approximately 39 million people ...

  7. Timeline of HIV/AIDS - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_HIV/AIDS

    This is a timeline of HIV/AIDS, including but not limited to cases before 1980. Pre-1980s See also: Timeline of early HIV/AIDS cases Researchers estimate that some time in the early 20th century, a form of Simian immunodeficiency virus found in chimpanzees (SIVcpz) first entered humans in Central Africa and began circulating in Léopoldville (modern-day Kinshasa) by the 1920s. This gave rise ...

  8. Innate resistance to HIV - Wikipedia

    en.wikipedia.org/wiki/Innate_resistance_to_HIV

    A small proportion of humans show partial or apparently complete innate resistance to HIV, the virus that causes AIDS. [1] The main mechanism is a mutation of the gene encoding CCR5, which acts as a co-receptor for HIV. It is estimated that the proportion of people with some form of resistance to HIV is under 10%. [2]

  9. HIV/AIDS in North America - Wikipedia

    en.wikipedia.org/wiki/HIV/AIDS_in_North_America

    African-Americans are at the highest risk of contracting HIV in the United States. According to the Centers for Disease and Control and Prevention (CDC), African-American accounted for 44% of all new HIV infections in the United States between 2010 and 2016, although African-Americans make up roughly 12% of the American population. [3]

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