The latest confirmation likely reflects follow-up testing of a San Francisco child whose exposure to the virus is still under ...

Norovirus, also known as the stomach bug, is spreading across the U.S. Here's what to know about the contagious virus and how best to prevent an infection.

A study found that some long COVID patients who took Paxlovid saw improvement. But experts said the research isn't enough to ...

While Virginia is still on par with a typical flu season, influenza and COVID-19 infection rates are spiking about two weeks ...

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

If you’ve heard the telltale cough and seen an infant gasp for breath, it’s easy to understand why a pertussis outbreak ...

A new study found a link between a common type of herpes virus and Alzheimer's disease. Experts explain the finding—but there ...

Two Greenville-area hospital systems will begin restricting patient visitations due to increased flu and respiratory illnesses.

In the Lehigh Valley, cases of the flu and RSV are particularly prevalent compared with many other parts of the state.

To prevent colds, keeping your immunity up before September and onwards may steer a virus away. Learn about cold prevention ...

Outbreaks of norovirus, which causes acute gastroenteritis, leading people to get sick with nausea, vomiting or diarrhea, are ...

A researcher at Brigham and Women’s Hospital said the bird flu virus needs to be taken seriously so it doesn’t become the ...