Summer heat, outdoor fun ... and cold and flu symptoms? The three may not go together in many people’s minds: partly owing to ...

A new COVID variant is on the rise amid a nationwide summer surge of cases and it's on track to become the third most common ...

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

The “Stratus” variant (XFG) was first identified in January in Southeast Asia. By June, it accounted for 14% of COVID cases in the U.S. While the symptoms of XFG are generally consistent with other ...

Ukraine has confirmed cases of two new dominant coronavirus subvariants in the world - Nimbus and Stratus. They spread faster ...