New COVID-19 subvariants become the dominant strains in Canada

More than four years after COVID-19 effectively shut down the world, two new variants of the novel coronavirus have become the dominant strains in Canada.Top coronavirus headlines, all in one place Top health headlines, all in one placeThese new subvariants, known as KP.2 and KP.3, are under the Omicron umbrella, a type of mutation from the COVID-19 virus itself. They've spread so quickly that, as of May 19, 49.2 per cent of COVID-19 cases in Canada involve one of the strains. But how much of an