Psychological elements include public perception of the harms of infection, the willingness to accept the risk of illness and death and the cost of accepting restrictions on personal freedom.
Countries around the world were not prepared to respond to COVID-19.
Genetic mutations might explain why some people have never caught COVID.
The latest COVID wave is with us, with its viral subvariants BQ.1 and XBB. Once again, our health system will be stretched.
Reports began to emerge that the mental health of the population had worsened markedly since the start of the pandemic, but there was little research into the causes of this.
Cruise ships carrying passengers with COVID are back in the news. The Coral Princess, with an unconfirmed number of people testing positive on board, is set to dock at Fremantle, Western Australia.