New Mexico, Texas and Nebraska are among the states with the highest number of people showing flu-like symptoms.

More than 156 million chickens, ducks, turkeys and other fowl have been slaughtered across the United States since the ...

San Mateo County public health officials reported finding H5N1 bird flu in a pet cat and a backyard poultry flock.

While we often refer to it as "the flu," the influenza virus has several strains, with flu A and flu B considered the most ...

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

The CDC allegedly posted and swiftly deleted data suggesting bird flu could spread from cats to people in a table included in ...

South Carolina is one of a handful of states with the highest number of flu cases in the United States, according to data ...

The recent surge in flu cases across the United States has led to significant hospitalizations and deaths, affecting millions ...

The map of flu activity across the United States continues to darken, both figuratively and literally, as case numbers spike upward in most states, according to the Centers for Disease Control and ...

On the CDC's flu activity map, at least 41 states are shades of red which reflects high or very high activity, including ...

It's flu season right now, and the U.S. is in the midst of a wave that's straining hospitals. But not all influenza is the ...