Flu season is not over yet, experts warn. Is there a second wave coming? Here's how to protect yourself as influenza keeps spreading.

It's not easy to tell these health conditions apart based on their symptoms alone. Find out about the differences between these illnesses.

Cases across the country had appeared to decline before new public health data showed upticks in infections.

A mutated strain of influenza A, H3N2 subclade K, is surging worldwide, sparking concern about a severe flu season in the U.S. Here's what to symptoms to look out for.

Add Yahoo as a preferred source to see more of our stories on Google. Cases of the flu are surging throughout much of the United States, which means plenty of sneezing, coughing and wheezing as the ...

Flu activity remains elevated across Tennessee, with parts of East Tennessee reporting some of the highest levels of ...

Add Yahoo as a preferred source to see more of our stories on Google. A more severe and highly contagious new strain of the flu is circulating this season. It’s called subclade K, or more popularly ...

Last year, flu activity peaked in early February, according to the Centers for Disease Control and Prevention.

Flu levels are rising once again across the United States, with emergency department visits increasing among children over 5, ...

MADISON (WKOW) — When flu season arrives every fall and winter, many people wonder if the cold air is the main cause.

Forbes contributors publish independent expert analyses and insights. Jesse Pines is an expert in healthcare innovation and wellness. A severe and early flu surge this winter, driven by a dangerous ...

February is often peak flu season.