So there& #39;s some evidence now that you can get COVID-19 more than once-- that stuff isn& #39;t well known yet, so I& #39;m not speculating on that in regards to COVID, in particular.
A friend raised a valid Q, though: can you make an effective vaccine against diseases you can get >1x?
A friend raised a valid Q, though: can you make an effective vaccine against diseases you can get >1x?
Like I know we need annual flu shots, but my perception of that is it& #39;s bc the flu virus changes.
Are there examples of other diseases that you would normally be able to catch more than once, but we have an effective vaccine for?
Are there examples of other diseases that you would normally be able to catch more than once, but we have an effective vaccine for?