Federal data shows COVID-19 is trending up in most states, with emergency department visits up among people of all ages.

It's not what we might expect but it is possible to get the sniffles, or worse, in the summer. New data from the U.S. shows ...

The Stratus or XFG variant transmits easily and is spreading worldwide. Stratus is a combination of variants F.7 and LP.8.1.2 ...

COVID-19 cases are rising across the United States, driven by new variants Stratus (XFG) and Nimbus (NB.1.8.1). While Stratus is anecdotally linked to hoarseness and Nimbus to severe sore throat, they ...