The World Health Organization assessed that the global risk from this variant is low, but data indicates a sharp rise in cases in recent months. However, in Israel, the infection rate remains lower.

A new COVID-19 variant, known as XFG or “Stratus,” is surging across the United States, swiftly becoming the third-most ...

Variant XFG, colloquially known as "Stratus," was first detected in Southeast Asia in January but accounted for less than ...

The COVID-19 Stratus variant is spreading globally, showing new symptom patterns and raising questions about immunity, ...

The latest weekly numbers show that COVID cases in Texas have risen by 36%. So what should be done to keep kids as safe as possible in the classroom?

COVID-19 cases are rising in the US, driven partly by the new 'Stratus' variant. Wastewater data shows increased viral ...

XFG is a recombinant of variants F.7 and LP.8.1.2, the latter now 2nd most common in the US. It may evade immunity better but doesn’t spread faster.