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H1N1 flu (Swine Flu)
2009 H1N1 flu
(also known as "swine flu") is a new influenza virus causing illness in people. This new virus was first detected in people in the United States in April 2009. This virus is spreading from person-to-person worldwide. Learn more about this new flu.
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First World Pneumonia Day Reveals Global Burden
Disease kills approximately 2 million children worldwide under age five each year.
Disease kills approximately 2 million children worldwide under age five each year.
