Schools around the country are closing due to surges of flu and other illnesses which are sickening students and staff. Here's what parents need to know.

For the week ending Jan. 25, DHS data shows that respiratory illness activity levels are "very high" in Wisconsin, but vary by illness.

In addition to the cold and flu, many are falling ill to RSV, COVID and norovirus this winter. How to know what you have.

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

With the devastating 1918 pandemic in mind, US health officials saw an outbreak in Asia and swung into action. What happened ...

A second type of the virus, D1.1, has been detected in dairy cattle in Nevada, US. A second type of bird flu H5N1 detected in ...

Researchers have a new hope for preventing severe illness from the bird flu after finding a groundbreaking antibody treatment ...

Lima doctors are asking the public to take precautionary measures as emergency departments and urgent cares report record patient volumes for flu and other respiratory illnesses. Allen County Health ...

While flu viruses are detected year-round in the U.S., the virus activity usually peaks between December and February. Flu ...

Flu cases are spiking in Western Pennsylvania as the region’s doctors treat high numbers of patients stricken with the ...

Tarrant County health officials and hospitals provide updates on surging influenza numbers as the season peaks in the Fort Worth area.