Why herd immunity to COVID-19 via vaccination is no longer possible
![Herd immunity concept](https://www.ausdoc.com.au/wp-content/uploads/2022/08/Herd_immunity_COVID_virus_concept_iStock-1.jpg)
Early in the pandemic, the term ‘herd immunity’ hit the headlines, along with a polarised discussion on how to achieve it.
Some groups were attached to the now-discredited notion of letting a dangerous virus rip through the population to reach the critical level of population immunity needed to reduce transmission.