
Australia has just expanded access to a second COVID booster to everyone 30 years and over, while recommending it only for people 50 and over. That means it’s up to people aged 30-49 years to decide whether they would like a second booster, but they will not be actively encouraged.
The promise of COVID vaccines as a means to completely ending the pandemic was short-lived. Just as vaccines matched to the original strain of the virus were being rolled out in late 2020, multiple new variants of concern emerged, with increasing vaccine breakthrough infections.