Ahead of the holidays, cases in the U.S. are already increasing in most states, according to data from the Centers for Disease Control and Prevention. “Seasonal influenza activity continues to ...

This year’s flu season is shaping up to be a nasty one—driven by a new variant of the influenza virus that may be able to slip past our vaccine defenses. A mutated form of the influenza A strain H3N2 ...

Flu season is among us, and a new strain has emerged as a major threat. A mutation of influenza A H3N2, called subclade K, has been detected as the culprit in rising global cases, including in the U.S ...

Which seems to work in the sense that my code now compiles and simulates fine. At a cursory glance this looks like it should be a valid change. @leekillough, maybe you could take a quick look to see ...

A recent report from Santé publique France shows a sharp rise in suspected COVID-related emergency department visits among adults during the week of September 15-21, 2025 (week 37), particularly ...

The Stratus COVID-19 variant has been fueling a rise in cases across the country. Stratus is currently the dominant variant in the U.S. This variant is slightly more infectious than previous variants.

New cases of COVID-19 are increasing nationwide, fueled by the Stratus variant, an emerging offshoot of the Omicron variant. According to the Centers for Disease Control and Prevention (CDC), the ...

COVID-19 variant XFG is spreading across the U.S., becoming the third most common strain. XFG is a combination of variants F.7 and LP.8.1.2 and may be less contagious than other dominant variants.

A new COVID-19 variant, XFG or “Stratus,” is on the rise in the United States, including in New Jersey. Symptoms of XFG are similar to other COVID-19 variants, and current vaccines are expected to ...

A new COVID-19 strain, referred to as NB.1.8.1 or "Nimbus," first appeared in the U.S. sometime near the end of April and is currently the dominant variant in the U.S. The new variant is said to be ...

The XFG variant of the severe acute respiratory syndrome coronavirus 2 as continued to spread as the U.S. heads into peak Summer travel season. (Photo by I RYU/VCG via Getty Images) There’s another ...