covid omicron

About 10 per cent of people appear to suffer long COVID after an omicron infection, a lower estimate than earlier in the pandemic, according to a study of nearly 10,000 Americans that aims to help unravel the mysterious condition.…

Dr. Laura Hawryluck says she felt something more was coming. In November 2021, the Toronto-based critical care doctor had just experienced the toll COVID-19’s Delta variant could have on the human body. However, something told her…

As research suggests that COVID-19 has infected roughly half of the Canadian population, the emergence of an even more contagious version of the virus means some people may be in for another round. But questions remain about the…

People infected with the earliest version of the Omicron variant of the coronavirus, first identified in South Africa in November, may be vulnerable to reinfection with later versions of Omicron even if they have been vaccinated and…

The World Health Organization (WHO) is closely monitoring two new COVID-19 subvariants of Omicron, the highly transmissible variant of concern now dominant around the world. Since January, more than 300 cases of the BA.4 and BA.5…

A third dose of Pfizer Inc. and BioNTech’s COVID-19 vaccine produced significant protection against the Omicron variant in healthy children aged between five and 11 years in a trial, the companies said on Thursday. Blood serum…

Reversing a declining trend that had lasted over five weeks since late January, fresh cases of Covid-19 are surging again across the globe. Driving the rise this time is a sharp spike in infections in east and southeast Asia as well as…

WASHINGTON: The Omicron wave is breaking, but deaths, which lag cases by as much as several weeks, have surpassed the numbers from the Delta wave and are still increasing in much of the US. In 14 states, the average daily death toll is…

New federal data shows that while Canada is exiting the “critical phase” of the COVID-19 pandemic, easing of public health measures could still lead to resurgence, chief public health officer Dr. Theresa Tam said Friday. “As we…

In a hived-off section of the Beijing airport, arrivals for next month’s Winter Olympics are met by staff in white protective suits and undergo COVID-19 tests and swabs of luggage before being whisked in police-escorted buses to…