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Recent Outbreaks and Incidents - 2015

This information is for historic and reference purposes only.  Content has not been updated since the last reviewed date at the bottom of this page.

For a list of the latest updates, please see the What’s New page or visit CDC’s Current Outbreak List.

Scientist in a hazmat suit Ebola Outbreak in West Africa (March 2014-December 2015)
Since March 2014, CDC, along with domestic and international governments and partners, have been working to stop an outbreak of Ebola virus disease (EVD) in West Africa.

A female Aedes aegypti mosquito in the process of acquiring a blood meal from her human host. Chikungunya in the Americas (June 2014-present)
Since late 2013 local transmission of chikungunya has been reported in 43 countries and territories throughout the Americas as well as in Florida, Puerto Rico, and the U.S. Virgin Islands. Chikungunya virus disease cases have been reported among U.S. travelers returning from affected areas.

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