(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 ...

Cases of the flu viruses continue to surge across the U.S., placing a strain on health care systems and causing tens of millions of illnesses and thousands of deaths each year. Each flu season ...

For a second time this season, the flu is surging, with at least 41 states reporting high or very high levels of the virus. Dr. Rabia de Latour, a gastroenterologist at NYU Langone Health ...

Influenza A: More common at the beginning of the flu season (October–January). Influenza B: More prevalent towards the end of the season (February–April). Flu seasons vary each year, and both ...

Cases of the flu viruses continue to surge across the U.S. and California, placing a strain on healthcare systems and causing tens of millions of illnesses and thousands of deaths each year.

Levels of influenza nationwide are now at the highest they have been since the peak of the 2009 swine flu pandemic, according to figures published Friday by the Centers for Disease Control and ...

Hilleman was born a year after the notorious 1918 influenza pandemic swept the world, killing 20 million to 100 million people. By 1957, when Hilleman began worrying about the egg supply ...

It's flu season right now, and the U.S. is in the midst of a wave that's straining hospitals. But not all influenza is the same. There are some notable differences between flu A and flu B strains.

As cases of H5N1, also known as avian flu or bird flu, continue to surface across the U.S., safety precautions are ramping up. The U.S. Centers for Disease Control and Prevention (CDC) announced ...

Americans are in the throes of flu season in large swaths of the country. And it may get worse soon. The United States’ highest month for flu illnesses is usually February, according to the CDC.