Greek health authorities raised the alarm after influenza cases surged due to the highly contagious “K” variant of flu A.

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 ...

A new flu variant fueling a fast-paced rise in cases across the state has brought with it some symptoms unlike those many have come to associate with the virus. As cases reach "very high" levels in ...

Angus Chen covers all issues broadly related to cancer including drugs, policy, science, and equity. He joined STAT in 2021 after covering health and science at NPR and NPR affiliate stations. His ...

WASHINGTON (AP) — Flu is rising rapidly across the U.S., driven by a new variant of the virus — and cases are expected to keep growing with holiday travel. That variant, known as “subclade K,” led to ...

(NEXSTAR) – The flu virus is already hitting hard this season as a new variant spreads rapidly, but it’s not too late to protect yourself, experts say. Much of the concern this flu season is coming ...

As flu cases rise across Florida and the U.S., a new variant, known as subclade K, is causing concern among health experts. This variant of the influenza A strain H3N2 is contributing to a severe flu ...

A new form of the flu, which is highly contagious and aggressive, is sweeping the nation this season. A mutation of influenza A H3N2, called subclade K, has been detected as the culprit in rising ...

LOS ANGELES (KABC) -- Holiday travel is in full swing and flu cases are ramping up. Some experts are pretty worried about a new flu variant making its way to Southern California. So now is the time to ...

Health officials are warning people about a flu virus called H3N2 that is spreading in the United States and other countries as flu season begins. This type of flu is one of the main kinds of ...

Here’s what to know about the dominant version of the virus that’s circulating now. By Dani Blum The flu constantly morphs and mutates. Often, it surprises researchers a little. This year, the virus ...