Bird Flu: A Virus of Our Own Hatching

The H5N1 flu strain arising out of Asia has killed about 200 people. The last time a bird flu virus adapted to humans, it triggered the flu pandemic of 1918, which killed an estimated 50 to 100 million people around the globe. Experts believe that as long as poultry is being raised in stressful, filthy, overcrowded conditions, virulent strains of this virus will continue to arise.

Sneezing into your sleeve, instead of your hand, helps prevent spreading the flu virus via your hands.
Sneezing into your sleeve, instead of your hand, helps prevent spreading the flu virus via your hands.
Photo by Web Communications, University of Missouri-Columbia