The flu can also cause a general feeling of fatigue or malaise, Ray says, as well as gastrointestinal issues like diarrhea ...

As we get deeper into flu season, a new type of the influenza virus has been identified, the Centers for Disease Control and ...

(NEXSTAR) – The flu is spreading far and wide across the U.S. – and influenza A is largely to blame. Of all the flu tests reported to the Centers for Disease Control and Prevention since the start of ...

Having the flu is a lousy experience, regardless of the type you have. While news of a rough flu season ahead (spurred by subclade K) continues to make headlines, there are two main types of flu, A ...

Every winter, respiratory viruses, especially influenza, SARS-CoV-2 and RSV, put huge pressure on healthcare systems ...

The mutated strain, known as subclade K, is causing a surge in cases in the United Kingdom, Canada, and Japan. Here's what to know.