Bugs That Transmit "Silent Killer" Are Biting More in the U.S.

[Bok]

Transmitted by bloodsucking kissing bugs, tropical Chagas disease--which afflicts millions in Central and South America--may affect more people in the U.S. than previously thought. Although doctors officially have recorded only seven cases of new human infections in North America, a new study found that five of 13 kissing bugs collected from California and Arizona had bitten a human host--and many of the bugs they collected were infected with Chagas.
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