> The estimate for COVID-19 is that roughly 70% to 85% of the population will need to be vaccinated to reach the herd immunity threshold. USA is at about 63% fully vaccinated (76% had at least one dose).
In Australia we're over 93% double dosed. We're also in our worst outbreak with the most deaths. What is this "heard immunity threshold" meant to do?
In Australia we're over 93% double dosed. We're also in our worst outbreak with the most deaths. What is this "heard immunity threshold" meant to do?