While most people will clear the virus and get a negative antigen test result within 10 days, some people may keep testing positive for longer than that, experts tell TODAY.com. And if you keep ...

COVID-19 cases are rising in half of U.S. states. What to know about COVID trends and the new Stratus and Nimbus variants.

Infections of COVID-19 are growing or likely growing in half of the U.S. as of July 8, according to CDC estimates.

Cases of COVID-19 are now likely growing in 25 states, according to estimates published by the Centers for Disease Control ...

A summer wave of Covid-19 is hitting parts of the US, driven by the Nimbus variant. Here's what to know about symptoms, its ...

COVID-19 cases are on the rise again across the United States, with the biggest increases in parts of the South, Southeast ...

Wastewater SARS-CoV-2 detections, another early marker, were at the very low level earlier this summer and are now at the low level, with the highest levels in the West, followed by the South. States ...

According to a Johns Hopkins report, several virological, behavioural, and environmental factors drive summer Covid-19 waves.

"I think it's simmering," Santa Cruz County Health Officer Lisa Hernandez told the Sentinel. "Which basically tells you that we've still got COVID in the community and it's still behaving as a ...

Vinay Prasad overruled other reviewers for a third time in recent months in clearing only narrow use of Moderna's vaccine in ...

Research shows that COVID tends to spike twice annually — once in the winter and once in the summer, and, like past years, cases are starting to go up in much of the country now. But exactly how many ...

Cases of COVID-19 are now likely growing in 25 states, according to estimates published by the Centers for Disease Control ...