Center for Preparedness and Response

Keeping the US prepared and ready to respond to public health threats.

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Clinicians and Health Departments
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COCA prepares clinicians to respond to emerging health threats and public health emergencies by communicating relevant, timely information related to disease outbreaks, disasters, terrorism events, and other health alerts.

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CDC’s Health Alert Network (HAN) is CDC’s primary method of sharing cleared information about urgent public health incidents with public information officers; federal, state, territorial, and local public health practitioners; clinicians; and public health laboratories.

Page last reviewed: January 11, 2021, 10:05 AM