The NB.1.8.1 COVID variant has spread to multiple US states after causing significant surges in China and Hong Kong. Health ...

In fall 2025, rumors spread that the strain of the virus in circulation that causes COVID-19 had "very different signs" ...

As COVID-19 activity remains high across the United States, a new hybrid variant called XEC is spreading rapidly in Europe and other parts of the world. The XEC variant has been detected in at least ...

As new variants of the virus surface, doctors stress that keeping up with preventive measures is still important – especially ...

As the weather cools and fall approaches, COVID-19 cases are still spiking in much of the United States. The country has yet to emerge from a late summer COVID wave driven by the highly contagious new ...

With fall, and by extension, respiratory illness season, underway, COVID-19 cases have continued to fluctuate nationwide. Some regions of the United States are experiencing "very high" and "high" ...

A highly infectious variant of COVID-19 that has spread around the world since it was first discovered in Britain late last ...