How HIV Spreads
HIV is transmitted through specific body fluids such as:
Blood
Semen (including pre-seminal fluid)
Vaginal and rectal fluids
Breast milk
Common modes of transmission include:
Unprotected sexual contact with an infected person
Sharing needles or syringes
From mother to child during pregnancy, childbirth, or breastfeeding
Blood transfusions (rare today due to strict screening