BA.4 and BA.5 are more transmissible than previous variants and subvariants, and are better able to evade immunity from vaccines and previous infections. Here’s what we know about them so far.
Hotels had to cut their employees and offer discounted prices to retain occupancy during the COVID-19 pandemic. We should learn from their experiences to devise better strategies for the future.
A new study looked at the health records of more than 9 million people in England to assess whether body weight influenced the uptake and effectiveness of COVID vaccines.
The government’s new $11 million winter COVID and flu vaccine ad campaign gets some things right, but it doesn’t connect on an emotional level or address concerns about common side effects.
Airlines experienced their worst year on record in 2020, with passenger numbers down by 60 per cent compared to 2019.
THE CANADIAN PRESS/Darryl Dyck
The key to supporting science innovation is funding and shaping it at its earliest stages, while innovative ventures are still housed within universities — and even before the ventures are founded.
A new study has analysed UK data from long-term health surveys and electronic health records to understand how common long COVID is, and who might be at higher risk.
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