COVID-19, influenza, RSV, and norovirus—have created what experts are calling a "quad-demic" in the U.S. Here's what to know ...

On top of the four viruses, Siegel warned of some bacterial outbreaks that can cause respiratory illness, such as mycoplasma, pertussis and strep. The Centers for Disease Control and Prevention ...

As the flu season goes into overdrive, how do you know if you have the viral infection or another of the nasty diseases that ...

In the throes of winter's yearly round of respiratory virus outbreaks, it pays to remember what Grandma told you.

Groundbreaking research reveals potential link between cytomegalovirus (CMV) and Alzheimer's disease, offering new insights ...

You, my friend, are what scientists call a "holobiont"- an organism made up of human cells and the multiplicity of ...

— The flu, caused by influenza viruses that are always changing, leads to fever, chills, cough, sore throat, runny nose, body ...

Another illness you should look out for is a gastrointestinal virus called norovirus. McComb said this virus can cause lots ...

Four viruses are circulating in the U.S., sparking concerns of a possible “quademic.” Here’s what to know about risk factors ...