Three days ago i was sitting on a bus when a shifty looking Mexican walked onto the bus. The Mexican then sat behind me all was fine for awhile until he sneezed on the back of my head and snot landed ...
by a used needle a large hospital in Las Vegas was caught reusing infected syringes, with rising costs in US healthcare and declining profits medical facilities have become the number one source of HIV.
Well you have to have Hiv first and you can get if by what was said above but you get aids when the hiv kills your T4 cells I think, and then you no longer have hiv but you have auto immune defficiancy syndrom or aids. Aids never killed anyone but the common cold or other such thing killed all the aids patients because they have no immune system.
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By the exchange of fluids.
By having HIV, perhaps untreated, for a long time until you white blood cell count gets very very low.