Dr. Michael Reihart, with Penn State Health, also explained who's most at risk for severe illness and how effective this year's vaccine is.

The worst flu season in years is gripping New Hampshire with hospitals reporting more people testing positive and some admitting more patients. "Influenza A (flu) is at its highest level in 15 years ...

Doctors say it’s not too late to get the vaccine to help prevent or lessen the severity of the flu, which has led to at least 310,000 hospitalizations and 13,000 ...

As we are in the peak of a nasty flu season, there is a new health alert that comes from officials in New York State.

Between 15% and 20% of U.S. adults over the age of 65 have obstructive sleep apnea (OSA), according to research in the ...

Cases of influenza continue to rage across South Carolina, with a staggering 48,590 cases reported since flu season began at ...