• HIV is the retrovirus that destroys the immune system.
  • HIV primarily infects helper T cells (specifically CD4+ T cells), macrophages, and dendritic cells.
  • HIV infection is treated with a cocktail of several antiretroviral drugs.
  • Treatment can dramatically increase the life expectancy of people with HIV.
  • HIV is transmitted by sexual contact and by contact with infected bodily fluids, such as blood, semen, breast milk, and vaginal secretions.
  • It is now a pandemic, with an estimated 38.6 million people now living with the disease.
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