>that would mean 76% of Americans have had the disease, which I believe would be sufficient for herd immunity.
My understanding is that it is possible to get covid-19 multiple times. But lack of widespread testing is making it difficult to measure how prevalent this is.
There are also two known strains of covid.
There are a lot of unknowns at this point. We could be dealing with cyclical covid outbreaks for the next decade, the vaccine rollout this summer might eliminate it for good, or we could land somewhere between the two.
My understanding is that it is possible to get covid-19 multiple times. But lack of widespread testing is making it difficult to measure how prevalent this is.
There are also two known strains of covid.
There are a lot of unknowns at this point. We could be dealing with cyclical covid outbreaks for the next decade, the vaccine rollout this summer might eliminate it for good, or we could land somewhere between the two.