Flu cases and hospitalizations are surging, already breaking last season's records. Here's where activity is highest, what ...

Much of the country is facing record flu cases thanks to a new strain of the virus. And the "subclade K" variant is likely already here in Spokane. The new strain formed last year as influenza A's ...

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 ...

A new flu variant fueling a fast-paced rise in cases across the state has brought with it some symptoms unlike those many ...

A new flu strain has been detected, with the variant dubbed influenza A subclade K. How severe is the strain and does the ...

The new strain — H3N2 subclade K strain — is responsible for 90% of influenza A cases across the U.S., which has led to double the cases in New Jersey.

Doctors say a new variant of flu sparking infections across the UK has unique symptoms people should watch out for. The ...

Doctors have issued warnings over a new strain of flu, known as subclade K, which is sweeping across the UK, with worrying ...

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 early outbreaks in ...