While a pandemic is not inevitable, the spread of the bird flu virus, also known as H5N1, has surpassed worrisome milestones ...

Levels of influenza nationwide are now at the highest they have been since the peak of the 2009 swine flu pandemic, according to figures published Friday by the Centers for Disease Control and ...

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

Over the past week, a series of developments have reaffirmed the imminent danger of an H5N1 “bird flu” pandemic, for which ...

For the first time since 1952, publication of the CDC's Morbidity and Mortality Weekly Report was halted. It returned on Feb.

Hilleman knew that it was just a matter of time before the influenza virus shifted and caused a pandemic similar to the one in 1918. Exactly when that shift would occur was anyone’s guess.

The recent outbreak of the H5N1 avian influenza virus in the U.S. and the potential ... result in human-to-human transmission and a new pandemic. Farmers are also concerned about the potential ...

Studying these moments provides some insight into how and why one outbreak may become a deadly pandemic, while another does not. Influenza is one of the most unpredictable of diseases. Each year, the ...