Flu cases are spiking earlier than usual. What you need to know.

Known as subclade K, a new, mutated flu strain that has dominated in Europe and Asia is now rapidly spreading across the US.

'Super flu' variant is circulating and raising concern: Here's what to know about it

A new version of the common flu is spreading globally, and health officials are monitoring this evolving strain of influenza ...

A new flu variant is creating surging cases earlier than expected and causing severe illness, experts warn. What you need to know.

However, getting vaccinated for the flu is still your best chance at preventing severe disease. It can also stop you from ...

Flu cases are on the rise in the US. Here's what you need to know

Flu season is starting to ramp up as the U.S. settles into the colder weather months and indoor gatherings potentially fuel the spread of viruses.

Experts worry new strain and low vaccination rates could mean severe flu season in Wisconsin

Early December is also when flu hospitalizations began to increase in Wisconsin last year – and the state went on to log one of its worst flu seasons in the past decade. Between lagging vaccination ...

Flu Cases Skyrocket in New York City, Earlier Than Expected

In New York City, just over a quarter of children 6 months and older have received the flu shot this season. The city’s ...