molecular mimicry

Science

The COVID-19 Vaccine is 95% Effective. What Does That Mean? And Why is Herd Immunity via the Vaccine Better than Just Getting the Virus?

Great news has been released in the past two weeks. There are multiple vaccines that are emerging and preliminary results (from Phase III clinical trials) show that at least two are 95% effective. But what exactly does that mean? And why is it better to get the vaccine instead of just getting COVID-19 out in the wild, besides the obvious…