A new study suggests the true early toll of COVID-19 in the U.S. was significantly higher than official counts.

Six years ago, on March 11, 2020, the World Health Organization declared COVID-19 a global pandemic. Here's what else ...

A study published Wednesday shows that the early U.S. death toll during the COVID-19 pandemic was higher than previously ...

BA.3.2, a new COVID-19 variant, has been detected in wastewater samples from 25 states. The variant has mutations that could evade immunity from a previous infection or vaccination.

Covid-19 immunity could lower risk of another pandemic, study claims - Covid-19 has generated ‘a biological barrier to other coronaviruses’ ...

Six years after COVID-19 first upended daily life, the virus is no longer overwhelming hospitals or shutting down communities.

There's no reason to believe the user was referring to COVID-19 in particular. The first reports of coronavirus — a group of viruses that includes COVID-19 and other diseases — go back to the 1930s; ...

Many young children lost valuable opportunities to practice social skills during an important period of development.

A new paper in Genome Biology and Evolution, indicates that while the COVID-19 virus has developed rapidly since 2019, it has done so within limited genetic channels. These genetic limits have ...

The answer: The undiagnosed dead were more likely to be Hispanic people and other people of color, who had died in the first ...