The CDC estimated there have been at least 7.5 million illnesses in the U.S., 81,000 hospitalizations and 3,100 deaths from ...

The “super flu” behind outbreaks in the US and UK is a new variant of influenza A H3N2, subclade K. Existing vaccines appear ...

Discover new COVID variant symptoms in 2026, understand respiratory infection risks, and learn effective protection ...

A new version of the common flu is spreading globally, and health officials are monitoring this evolving strain of influenza A(H3N3) Subclade K, which has been increasingly detected worldwide.

A variant of influenza A, H3N2, is spreading across the U.S., with low vaccination rates contributing to infection rates.

Just before the busy summer travel season in the US, a new COVID variant called NB.1.8.1—also known as “Nimbus”—is quickly spreading across the world. This version of the virus, which is part of the ...

A new COVID-19 variant, NB.1.8.1, is being monitored by the World Health Organization. A key symptom associated with this variant is an extremely painful "razor blade throat." Current COVID-19 ...

A painful sore throat, often referred to as "razor blade throat", is just one of the symptoms of a new COVID-19 variant. This variant is currently being monitored by the World Health Organization.

Cases of the new COVID-19 variant NB.1.8.1, a descendent of the Omicron variant, are on the rise in some parts of the world, according to the World Health Organization (WHO). Currently, there are not ...

The new Covid variant is continuing to proliferate around the U.S. — although you might not know it by just checking federal variant-tracking dashboards. Known as NB.1.8.1, the omicron variant has ...

Much of the concern this flu season is coming from the spread of subclade K, a subtype of influenza A. Similar subtypes have ...

A new COVID-19 variant that was unheard of just months ago is now projected to be the second-most common strain in the United States. Variant NB.1.8.1 was first detected in China in January but ...