Seasonal flu activity is up across the United States, according to data from the Centers for Disease Control and Prevention.

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.

Forbes contributors publish independent expert analyses and insights. Dr. Omer Awan is a practicing physician who covers public health. A new mutated strain of the common flu, Influenza H3N2, subclade ...

The flu season has started a few weeks earlier than in previous years. Japan, for instance has been recording an unusually ...

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

Egypt’s Ministry of Health and Population has dismissed widespread online rumours alleging the emergence of a new respiratory ...

If confirmed by the CDC, it would be the ninth U.S. death linked to the outbreak WHO: At least 10,176 people have been sickened and 80 have died worldwide (CNN)-- A Utah man with chronic health ...

H5N1 bird flu has infected growing numbers of people worldwide in recent years, but this week saw something new: the first ...