Both types spread the same way, cause similar symptoms, and are most dangerous for babies and the elderly. The flu vaccine is formulated to protect against both types. The dominance of influenza A ...

There are two players every flu season: influenza Type A and Type B. Influenza A tends to pop up early in the season and accounts for more than 75 percent of all cases, while influenza B typically ...

A strain of bird flu never seen before in the United States has been detected among poultry at a California farm. The virus, called highly pathogenic H5N9, is a type of avian influenza ...

The flu is a common illness, but it can be serious. By understanding the symptoms, getting vaccinated, and following simple ...