Quote:
Originally Posted by photon
Measles is a good one to mention, during a recent outbreak the mortality rate was 1 in 500 cases. People forget how nasty these things are because vaccinations and herd immunity isolates us from the reality.
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Not only does it isolate us, in the case of diptheria, it also decreases the virulence of the pathogen.
As well, smallpox was virtually wiped out in the West by the vaccination programs that started in the early 1800s.
There is very good evolutionary science behind the application of the vaccine.