The delta coronavirus variant surging across the United States appears to cause more severe illness and spread as easily as chickenpox, according to an internal document from the US Centers for ...
NEW YORK, N.Y. — Pfizer announced Wednesday that data shows a third dose of its COVID-19 vaccine can “strongly” boost protection against the highly transmissible delta variant. The pharmaceutical and ...
KANSAS CITY, Mo. (AP) - As the U.S. emerges from the COVID-19 crisis, Missouri is becoming a cautionary tale for the rest of the country: It is seeing an alarming rise in cases because of a ...
One thing we know for sure about SARS-CoV-2, the virus that causes COVID-19, is that it keeps changing. Since the start of the pandemic, we have seen several notable variants, including Alpha, Beta, ...
A number of pediatric hospitals across the country are warning about an increase in the number of cases of multi-system inflammatory syndrome in children, a rare condition in which different parts of ...
Covid-19 was never just another cold. We knew it was going to stick around and keep changing to try to get the upper hand on our immune systems. But we've changed, too. Our B cells and T cells, ...
Canada's main stock index fell to its lowest level in nearly three weeks on Wednesday as investors weighed rising global ...
Canada's main stock index fell for a fourth day on Tuesday, as the spreading Delta variant of the coronavirus contributed to ...
Oregon will soon require people to wear masks outdoors in public settings where physical distancing isn't possible, the governor said Tuesday, in response to near-state-record COVID-19 cases and ...