The outbreak of this influenza virus, also known as Spanish flu, spread with astonishing speed around the world, overwhelming India, and reaching Australia and the remote Pacific islands.

There are 70 confirmed cases of the bird flu among humans in the U.S., as of Tuesday. The CDC said the current public health risk is low.

Ask the other group to note efforts by local or national officials to slow the spread of the illness and when these occurred. 1. Put two columns on the board: “Factors contributing to flu spread ...

How does a deadly infectious disease like avian flu spread? In 1918, a flu virus swept the world, killing an estimated 30-50 million people. In a controversial move, scientists have recently ...

“It can spread very ... epidemics.” Flu pandemics are rare, though, occurring roughly three times a century, Michael says. Perhaps the most notable is the so-called “Spanish flu” of ...