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Infectious disease outbreaks currently being reported on by CDC. Listings include those outbreaks for which content is currently published on the CDC website.

U.S.-Based Outbreaks

Recent investigations reported on CDC.gov

Outbreaks Affecting International Travelers

Please see the Travelers' Health site for a complete list.

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Understanding Outbreaks

In the last two years, CDC has sent scientists and doctors out more than 750 times to respond to health threats. Learn more below.

 
 
 
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USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348, New Hours of Operation 8am-8pm ET/Monday-Friday
Closed Holidays - cdcinfo@cdc.gov
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