A new mRNA vaccine against the flu has proven itself more effective than existing vaccines in a new clinical trial. The ...

Subclade K, a variant of flu type A H3N2, has caught medical professionals off-guard. It already has spread rapidly in ...

A mutated strain of the flu is surging worldwide, sparking concerns about a severe flu season in the U.S. Here's what to ...

The United States may be heading into its second severe flu season in a row, driven by a mutated strain called subclade K ...

Vaccine mismatches may raise severity risks this flu season. Low vaccination uptake increases overall flu transmission ...

U.S. flu rates remain low, but experts are keeping an eye on a new strain that’s been linked to unexpectedly early and severe ...

The peak of the flu season awaits us and may bring many severe cases and hospitalizations due to a new, menacing variant.

INDIANAPOLIS (WISH) — As flu season approaches, medical expert Dr. Janel Gordon emphasizes the importance of getting the annual flu vaccine by mid-October to protect against the latest strains. The ...

The flu has started spreading earlier than usual in some parts of the country, prompting concerns that cases could soon erupt ...