Of all the pathogens that have plagued humanity, few are as notorious and persistent as influenza. Its Houdini-like ability to regularly slip the shackles of vaccine- or infection-induced immunity, ...

Onset, intensity, severity and duration of influenza seasons vary each year and are driven by factors such as temperature, rainfall, humidity, circulating virus types/subtypes, population immunity ...

In a striking real-world experiment, flu patients spent days indoors with healthy volunteers, but the virus never spread.

Dear A.T.R.: Both colds and influenza (the "flu") are respiratory illnesses that are caused by viruses. Influenza is caused specifically by the influenza viruses, which come in two main types (A and B ...

Health officials across the Piedmont and Upstate regions are reporting a significant surge in influenza activity following the holiday season, marking what is c ...

‘A more severe flu infection places a greater inflammatory and metabolic load on the body, often requiring longer periods of ...

(NEXSTAR) – The U.S. is seeing a post-Thanksgiving spike in influenza, data released by the Centers for Disease Control and Prevention on Friday shows. The country saw an 8% increase in people testing ...

Every other day, it seems someone around us is down with fever, cough, or cold. With viral infections so common, our bodies still don't seem to develop permanent antibodies against them, the way it ...

But watching how the flu virus sneaks into cells has been difficult because standard microscopes can't capture these fast, tiny steps clearly. In a breakthrough study, scientists from Switzerland and ...