Risk Factors for HIV Transmission


You may be at increased risk for infection if you have

  • injected drugs or steroids, during which equipment (such as needles, syringes, cotton, water) and blood were shared with others

  • had unprotected vaginal, anal, or oral sex (that is, sex without using condoms) with men who have sex with men, multiple partners, or anonymous partners

  • exchanged sex for drugs or money

  • been given a diagnosis of, or been treated for, hepatitis, tuberculosis (TB), or a sexually transmitted disease (STD) such as syphilis

  • received a blood transfusion or clotting factor during 1978–1985

  • had unprotected sex with someone who has any of the risk factors listed above.





Source: ©Centers for Disease Control and Prevention (CDC)
Last updated: 03/08/2008