Quote:
Originally Posted by dlphg9
I have what might be a stupid question, but oh well. We keep talking about herd immunity and that it is a way to eradicate COVID-19. Is there an example of a disease that we reached herd immunity without the use of vaccines? Hell we don't even know for sure that you cant become reinfected.
|
H1N1 original strain. Anything before the advent of vaccines etc. Alot of things we have gotten to that point with viruses that weren't worth the amount of cost to put into vaccine development.