October 6
H5NI, a number you’ll be hearing a lot about, is the particular variant of avian flu that has public health officials around the world extremely worried. A bird flu that infects humans then mutates so that one sick person can infect many others could rapidly sweep the world in a pandemic causing anywhere from 2 million to 150 million deaths, according to the World Health Organization. We learned yesterday that the 1918 flu epidemic that killed 50 million people and 675,000 Americans was caused by a bird flu. Scientists reconstructed the 1918 virus in part from a female flu victim who was buried in the Alaskan permafrost and sequenced that genome information to help scientists today develop vaccines and antiviral medications for the current threat.
Today, half of the people infected with bird flu have died. Laurie Garrett, a senior fellow on global health policy at the Council on Foreign Relations says, "That makes it the most lethal flu we know of that has ever been on planet Earth afffecting human beings."
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