Behaviors and conditions that put individuals at greater risk of contracting HIV include:

  • having unprotected anal or vaginal sex;
  • having another sexually transmitted infection such as syphilis, herpes, chlamydia, gonorrhoea, and bacterial vaginosis;
  • sharing contaminated needles, syringes and other injecting equipment and drug solutions when injecting drugs;
  • receiving unsafe injections, blood transfusions, medical procedures that involve unsterile cutting or piercing; and
  • experiencing accidental needle stick injuries, including among health workers.
  • Having multiple sexual partners
  • Using nonsterile needles for piercing or tattooing

Other factors that may put you at risk of HIV infection include:

  • Having been the victim of sexual assault
  • Having sex while under the influence of drugs or alcohol
  • Having a mother who had HIV when you were born