‘Grave concern’ over Covid in Europe as German cases soar
The World Health Organization expressed “grave concern” Thursday over the rising pace of...
SARS-CoV-2 variants of concern, especially Delta, more virulent than original strain
A large study from Ontario confirms that SARS-CoV-...
Concern over COVID-19 track, test and trace
Writing an analysis piece in the BMJ, Peter Roderi...
Indoor air quality is a concern, so should you get an air purifier?
Pat yourself on the back if you've sealed you...