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

A significant COVID-19 surge is sweeping across 25 US states, driven by waning immunity and new variants like NB.1.8.1 ...

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 spread, and how to stay safe.

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

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

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

COVID-19 is rising again in California, driven by new variants like “Nimbus,” amid a nationwide summer wave. Despite “low” ...

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

Covid-19 cases are rising again in 25 US states, driven by new variants like NB.1.8.1 (Nimbus) and XFG (Stratus). Experts ...

Some of the biggest increases in emergency room visits for COVID-19 have happened in the Pacific Northwest and the Southeast.