Despite its widespread reputation for being mild, the ultra-transmissible omicron coronavirus variant is sending a record number of people to emergency departments and hospital rooms in the US, ...

Rates of a rare inflammatory condition tied to Covid-19 in children appear to have dropped in some parts of the country — an unexpected development for many doctors who had been bracing for a rise in ...

When the omicron variant first emerged last November, many doctors, researchers and scientists hoped that the new strain — while more transmissible — would cause fewer deaths. Indeed, early research ...

Children and adolescents were nearly four times more likely to be hospitalized due to Covid-19-associated complications during this winter’s omicron-fueled wave compared to the period of delta ...

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 country. In 14 states, the ...

CHICAGO, Oct 4 (Reuters) - The summer spike in cases fueled by the Delta variant of the coronavirus is likely the last big COVID-19 wave in the United States, but the pandemic is far from over ...