Flu A and flu B are two different strains of influenza, explains Thomas Russo, M.D., professor and chief of infectious ...

The winter flu season features two types of influenza. Here's what you need to know about them and how they differ.

Both types spread the same way, cause similar symptoms, and are most dangerous for babies and the elderly. The flu vaccine is ...

Vaccines are powerful tools that can help those living in nursing homes avoid or curtail common seasonal infections, such as the flu, RSV, COVID-19 and pneumonia.

“That’s why the efficacy of flu vaccines varies from season to season.” In the United States, flu shots are updated annually to include multiple types of influenza A and B viruses ...

U.S. approves conditional use of avian influenza vaccine amid spreading outbreak U.S. greenlights temporary use of bird flu ...

(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 ...