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

A North Texas infectious disease specialist discusses the "NIMBUS" variant behind many of the COVID-19 cases in the current ...

The Stratus (XFG) variant, a recombinant subvariant of COVID-19, is rapidly spreading across the US and globally. While not ...

COVID-19 cases are rising again in the US this summer. Learn why these seasonal spikes happen and what steps can help keep ...

The Stratus or XFG variant of COVID-19 is rapidly spreading across the US. Even though it may not be severe, doctors say it ...

This variant was first detected in March 2025, it’s known for causing a razor-like sore throat and spreading rapidly across ...

Nimbus, the new COVID-19 variant, has caused an uptick in cases, while federal funding cuts have forced Dallas County to lay ...

The current dominant variant of COVID-19 has been linked to an increase in cases in the U.S. this summer. A local doctor says ...

The US is experiencing a summer surge in COVID-19 cases, with infections rising in 40 states, particularly in the South and ...

Despite an uptick in recent cases, the number of COVID-19 hospitalizations and deaths is just about at new lows, according to ...

As we welcome a new school year, medical experts are monitoring a new variant of COVID-19. The new strain is called NB 1.8.1 ...

Chinese authorities have taken measures this week to try to curb the spread of chikungunya, a virus that often causes fever ...