U.S.

Summer to Kill Swine Flu in U.S. and Mexico?

Publication: National Geographic News   Date: April 30, 2009   View Article

The hot and humid days of summer could prove a death knell for the swine flu outbreak currently sweeping around the globeā€”at least in the U.S., Mexico, and the rest of the Northern Hemisphere, experts say.

“If [the new swine flu strain] is like other types of influenza that have been tested, it would have a lower transmission rate in the summer,” said Jeffrey Shaman, an assistant professor at Oregon State University in Corvallis, who studies how the water cycle affects the spread of disease.

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