The National Advisory Committee on Immunization is expected to release guidance on fourth doses of COVID-19 vaccine in early April as public health indicators tick up across Canada.
The Northwest Territories says it will end all of its COVID-19 public health measures Friday, including mandatory isolation for people who test positive for the virus.
An infectious disease expert says there s no doubt a sixth wave of COVID-19 is sweeping across Ontario, and it s being driven by the highly transmissible BA.2 subvariant at the same time restrictions have been lifted across the province.
Scientists are concerned that the coronavirus could evolve within animal populations, potentially spawning dangerous viral mutants that could jump back to people, spread among us and reignite what for now seems to some people like a waning crisis.
As officials in Ontario and Quebec report the provinces have entered a sixth wave of the COVID-19 pandemic, some experts say the rise in infections was inevitable as health authorities removed restrictions amid the emergence of the Omicron subvariant BA.2.