4 ms·
There’s already evidence of reinfection with COVID, so herd immunity for the disease is unlikely. https://www.vox.com/2020/7/12/21321653/getting-covid-19-twice
by claudeganon 6y ago
There’s already evidence of reinfection with COVID, so herd immunity for the disease is unlikely.
https://www.vox.com/2020/7/12/21321653/getting-covid-19-twice-reinfection-antibody-herd-immunity https://www.vox.com/2020/7/12/21321653/getting-covid-19-twic...
- tux1968 6y agoDon't vaccines require that mechanism in order to be effective?
- claudeganon 6y agoVaccines can either reduce the severity of disease or grant immunity for a period roughly comparable to the window of reinfection. Depending on the duration of immunity, a successful vaccine may require multiple doses per year.