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.

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.

Plus, what the data says.

Add Yahoo as a preferred source to see more of our stories on Google. Flu activity is increasing across the U.S. amid holiday travel and gatherings, according to the latest data the Centers for ...

Jan. 8, 2026 – Flu season is here – and it's shaping up to be a bad one. So far in 2025-26, the flu has caused 11 million illnesses, 120,000 hospitalizations, and 5,000 deaths – more than twice as ...

The United States isn't out of a severe flu season yet as more children are getting infected. Cases across the country had ...

The sudden appearance of this symptom could be your body's alarm bell going off, a top infectious disease MD explains.

H3N2 influenza cases are rising across India. Doctors explain how it differs from a common cold, key danger signs like chest pain and low oxygen, who is at risk, and when to seek urgent medical care.