omicron news

Pfizer’s updated COVID-19 booster significantly revved up adults’ virus-fighting antibodies, the company said Friday, releasing early findings from a rigorous study of the new shots. Booster doses tweaked to target the most common…

U.S. President Joe Biden on Thursday commemorated the death of 1 million people in the Unites States from COVID-19, marking what he called “a tragic milestone” and urging Americans to “remain vigilant” amid the ongoing pandemic. In a…

For many people worldwide, having cotton swabs thrust up their nose or down their throat to test for COVID-19 has become a routine and familiar annoyance. But two years into the pandemic, health officials in some countries are…

The head of the World Health Organization on Tuesday urged countries to maintain surveillance of coronavirus infections, saying the world was “blind” to how the virus is spreading because of falling testing rates. “As many countries…

Almost one in four Canadian respondents to a new online survey said they had been infected with COVID-19, while about three in four had not. As the country grapples with its sixth wave of the COVID-19 pandemic and less data is shared…

Moderna hopes to offer updated COVID-19 boosters in the fall that combine its original vaccine with protection against the Omicron variant. On Tuesday, it reported a preliminary hint that such an approach might work. Today’s COVID-19…

Reports of two patients who found relief from long COVID after taking Pfizer Inc’s antiviral Paxlovid, including a researcher who tested it on herself, provide intriguing evidence for clinical trials to help those suffering from the…

Yet again, the U.S. is trudging into what could be another COVID-19 surge, with cases rising nationally and in most states after a two-month decline. One big unknown? “We don’t know how high that mountain’s gonna grow,” said Dr.…

Provinces and territories are expanding eligibility for fourth doses of the COVID-19 vaccine to millions more Canadians. This week, the National Advisory Committee on Immunization recommended that second boosters be administered to…

It’ll take more than the current surge in COVID-19 cases to get provinces to bring back serious restrictions — but none are willing to divulge exact figures of just how much worse things would have to get. Multiple provinces,…