So far, most vaccines in the US are mRNA vaccines. These represent a new technology and are likely to take over the vaccine world. But how do they work? What are their weaknesses? Five experts explain.
Provinces have struggled to mitigate the COVID-19 health concerns of full-time and substitute teachers. The need for substitutes has increased, but fewer are available.
Texas and many other states have eased all or most coronavirus restrictions such as mask-wearing. A cost-benefit analysis suggests reversing those moves for just a short period could make a big difference.
Data from clinical trials and the real world COVID vaccine rollout suggest blood clots occur no more frequently in vaccinated people than they do in the general population.
Food insecurity affected many students even before the pandemic hit, with international students the worst hit. But students and universities have shown a lot can be done to end the problem.
Poor indoor air on tribal lands can cause a range of respiratory illnesses, including viral infections. Here’s how people are fixing the problem while preserving traditional ways.
The risk of COVID escaping from hotel quarantine or a health-care setting will never be zero. But in NSW and Queensland, was everything possible done to minimise the risk?
The virus responsible for Covid-19 can infect different species and scientists are still looking for the animal that provided the link. All eyes are turning to mink farming.
Veldon Coburn, L’Université d’Ottawa/University of Ottawa
The media reporting on Indigenous vaccine hesitancy is as sensational as it is incorrect. Indigenous people, for the most part, are not more vaccine hesitant than non-Indigenous Canadians.
Moving between in-person and virtual schooling affects children with anxiety disorders like selective mutism. In addition, access to diagnosis and support is delayed because of pandemic restrictions.
In Nigeria, the unmarried, the unemployed, the less educated and those from the northern parts of the country were most susceptible to psychological challenges associated with COVID-19 lockdown.
Indigenous foods such as cowpeas can improve people’s nutrition and help them cope with the hunger brought about by the effects of COVID-19 on foreign food imports.
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