HIV was identified in 1984. Researchers have yet to develop a vaccine. Does the public understand that developing a vaccine isn't necessarily easy?

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Tastyfrzz · 61-69, M

Oh, you can make a vaccine but making an effective one is the issue. If the virus mutates too often it will quickly become worthless.

flipper1966 · M

Oh, you can make a vaccine

It's almost 40 years and still no vaccine for HIV.

Tastyfrzz · 61-69, M

@flipper1966 no workable ones. They've created and tested lots of worthless ones.