In Africa, it’s more rational to prioritise vaccine access, rapid rollout and community engagement, than pushing the narrative of vaccine-induced population immunity.
SARS-Cov-2 has experienced roughly the same amount of evolutionary change during the pandemic as humans have since Homo habilis first walked the Earth about 2.5m years ago.
Low-income countries that sought to spend more on health care during the pandemic have been hit with ratings downgrades, while others avoided borrowing entirely.
Abuse, neglect or witnessing violence at home can lead kids to misbehave. Some schools are doing away with expulsions to focus on childhood trauma instead.
We know stressful circumstances make people more vulnerable to developing addictions. Meanwhile, people seeking help for addiction may have had their treatment disrupted because of lockdowns.
Many think of muscle mass loss as a problem that mostly affects older people, but even people in their early 20s can experience rapid muscle loss under certain conditions.
Recent surveys of refugees in NSW show high levels of trust in the government and police — counter to recent suggestions that people in western Sydney haven’t built up trust in government.
New variants of the COVID-19 virus may be more contagious and cause more severe disease than the original. A pediatrician and infectious disease specialist explains why.
After the CDC changed course in late July, recommending universal masking indoors, Nevada became the first state to adopt a flexible masking policy that can quickly adjust to changing COVID-19 rates.
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