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Health Alert Network (HAN) Health Alert Network (HAN)
Health Alert Network (HAN)

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. CDC’s HAN collaborates with federal, state, territorial, and city/county partners to develop protocols and stakeholder relationships that will ensure a robust interoperable platform for the rapid distribution of public health information.

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    Highly pathogenic avian influenza A(H5N1) virus : recommendations for human health investigations and response
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    Updated information on availability and use of treatments for outpatients with mild to moderate COVID-19 who are at increased risk for severe outcomes of COVID-19
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    Recommendations for adenovirus testing and reporting of children with acute hepatitis of unknown etiology
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    Using therapeutics to prevent and treat COVID-19
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    Rapid increase of omicron variant infections in the United States : management of healthcare personnel with SARS-CoV-2 infection or exposure
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    New SARS-CoV-2 variant of concern identified : Omicron (B.1.1.529) variant
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    Increasing seasonal influenza A (H3N2) activity, especially among young adults and in college and university settings, during SARS-CoV-2 co-circulation
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    The Advisory Committee on Immunization Practices’ interim recommendation for use of Pfizer-BioNTech COVID-19 vaccine in children aged 5–11 years — United States, November 2021
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    Update: Expansion of recall of LeadCare blood lead tests due to risk of falsely low results
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