Amid uncertainties about what the pandemic will look like this fall, experts answer questions about risks of infection in unvaccinated children and the risks of missing in-person school.
As we continue to roll out COVID-19 vaccines around the world, we’re learning people who are immunocompromised aren’t necessarily protected as well from the first two doses.
Some states have a legal framework allowing “mature minors” to make their own health care decisions – but they apply it in different ways, and some don’t have it at all.
The second wave of COVID-19 in New South Wales highlights concerns for the unvaccinated and those with multiple risk factors - particularly Aboriginal and Torres Strait Islander people.
China has used big data collection systems to keep COVID under control. How the government plans to use these new capabilities in its national surveillance system has many concerned.
With no vaccination yet in children under 12, preventing COVID-19 spread in schools depends on fine-tuning policy interventions according to local epidemiology and vaccination rates.
Many countries around the world recorded dramatic declines in crime under lockdown. South Africa was among them, with major reductions across most crime types.
The 2,000-line poem by Scottish physician John Armstrong was written during a time of pandemic, war and increasing public disinformation. What can readers learn from it today?
Some countries have started administering third doses of COVID vaccines, or booster shots. But we’re still learning about how long immunity lasts from the first two shots.
Honorary Enterprise Professor, School of Population and Global Health, and Department of General Practice and Primary Care, The University of Melbourne
Dean Faculty of Health Sciences and Professor of Vaccinology at University of the Witwatersrand; and Director of the SAMRC Vaccines and Infectious Diseases Analytics Research Unit, University of the Witwatersrand