epidemics

Covid killed more than 415,000 people in 2021 and contributed to the deaths of another 45,000 people, according to the

The two subvariants of the highly contagious Covid-19 strain have been detected in Botswana, South Africa, Germany and Denmark, among

BA.2 now represents of 86% of new cases, almost completely displacing the earlier version of omicron that fueled the unprecedented

Almost all of Shanghai's 26 million residents remain in lockdown about a week after a two-phase shutdown in the city

BA.2 makes up a growing a proportion of variants in the U.S., but new infections are still falling at the

Omicron BA.2 now makes up 72% of circulating Covid variants in the U.S., according to the Centers for Disease Control

The new funding is less than half the $22.5 billion that the White House first requested and does not include

Even among the highest risk group, teenage boys, the risk of cardiac conditions was higher after Covid infection than Pfizer

The CDC said the order, known as Title 42, will end on May 23 to give the Department of Homeland