A late-emerging influenza A mutation known as subclade K weakened protection, but doctors say vaccination still reduces ...

Flu is rising rapidly across the U.S., driven by a new variant of the virus. The Centers for Disease Control and Prevention ...

While vaccines may not fully protect everyone, public health experts say they’re still proven to help prevent serious illness ...

This year's flu season is shaping up to be particularly brutal. Here's what to know this week, including cases taking a ...

“Our results suggest that portable air purifiers that stir up the air as well as clean it could be a big help,” Milton said. ...

Even without a perfect match, public health experts say the flu vaccine offers important protection against serious ...

But hundreds of thousands of people globally each year won’t survive their bouts with the flu, and millions more will suffer ...

Australia’s 2025 flu season lasted weeks longer than it normally does. Hong Kong’s hit so early that the rollout of seasonal ...

Flu symptoms in 2026 include fever, cough, sore throat, body aches, fatigue and more as flu activity rises across the U.S.

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

Groundbreaking flu transmission study reveals zero infections despite close contact between healthy volunteers and ...

Researchers are not just worried about the virus popping up on American farms. Other types are causing trouble around the ...