how does AIDS spread?

AIDS is a disease caused by HIV infection which damages the immune system of an organism. It is a communicable disease and transmits by following ways:

  • Transfusion (transferring blood from one person to another) of HIV+ blood causes HIV infection to the healthy person.
  • Use of HIV infected instruments like syringes, needles, surgical and dental instruments spread the disease.
  • HIV infected mother spreads the disease to her child during pregnancy.
  • The body fluids like semen, blood, secretion of uterus contains high amount HIV. Direct contact (having sexual relationship) with these fluids causes HIV.


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