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MMWR-Morbidity And Mortality Weekly Report

MMWR-Morbidity And Mortality Weekly Report is a CDC publication program featuring Weekly Reports, Recommendations and Reports, Surveillance Summaries, and Supplements focused on public health surveillance, outbreaks, and epidemiologic findings.

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Subject Public, Environmental & Occupational Health
Impact Factor 17.3
Quartile Q1
Open Access Type Open
ISSN 0149-2195
eISSN 1545-861X
Invitation Only No

Submission Instructions

MMWR-Morbidity And Mortality Weekly Report accepts the following article types. Click on an article type to view submission instructions.

Full Reports

Cover Letter Cover letter is required if AI-assisted technologies were used because their use must be described in the cover letter. If AI-assisted technologies were used, the cover letter must describe that use.
Abstract Full Reports must include an abstract. Abstract must be 150–200 words. Abstract must be unstructured. Abstract should include background, methods, key findings, and public health message components.
Manuscript Full Reports must not exceed 1,400 words total, excluding the abstract. Full Reports typically use labeled Abstract, Introduction, Methods, Results, and Discussion sections, must include a labeled Limitations paragraph as the next-to-last paragraph, and must conclude with a labeled Implications for Public Health Practice section. Manuscript must include a summary box of no more than 125 words answering 'What is already known about this topic?', 'What is added by this report?', and 'What are the implications for public health practice?', and it must state whether any AI-assisted technologies were used in the development of the work.
References Full Reports must include no more than 10 references. References must follow ICMJE Recommendations style. References must be listed in numeric order.
Figures & Tables Full Reports may include no more than 3 tables, figures, or boxes in total, and may include up to 3 supplementary tables or figures. Each table and figure must be submitted as a separate file and must not be embedded in the report text file. Figures must not contain more than four panels.
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Outbreak Reports

Cover Letter A cover letter is required when AI-assisted technologies were used. Cover letter must describe any use of AI-assisted technology in the development of the submitted work.
Abstract An abstract is required. Abstract must be 150–200 words. Abstract must be unstructured. Abstract should include one to three sentences establishing the outbreak or public health problem, state that an investigation was conducted with when and by whom, present the most important findings, describe actions taken to stem the outbreak, and state the public health implications and actions to be taken.
Manuscript Manuscript must be no more than 1,400 words total, excluding the abstract. Manuscript generally includes labeled Abstract, Investigation and Results, Public Health Response, and Discussion sections and should read like a chronologic narrative. Manuscript must include a summary box, corresponding author information, and author affiliations, and authors must state any use of AI-assisted technologies in the submitted work.
References References must not exceed 10. References must follow ICMJE Recommendations. References must be listed in numeric order.
Figures & Tables No more than 3 tables, figures, or boxes in total are permitted, and up to 3 supplementary tables or figures may be included. Each table and figure must be submitted as a separate file and must not be embedded in the report text file. Figures must not contain more than four panels.
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Policy Notes

Cover Letter A cover letter is required if AI-assisted technologies were used. The cover letter must describe any use of AI-assisted technology in developing the submitted work.
Abstract An abstract is required. The abstract must be 150–200 words. The abstract must be unstructured. The abstract must include background, methods, rationale and evidence, recommendation, and public health message components.
Manuscript The manuscript must be no more than 1,400 words excluding the abstract. The manuscript should use headings for Abstract, Introduction, Methods, Rationale and Evidence, Recommendation or Interim Guidance or other appropriate heading, and Discussion. The manuscript must include a summary box, include fewer than 16 footnotes, provide corresponding author information and author affiliations, and state any use of AI-assisted technologies in the submitted work.
References References should be limited to the minimum number needed to support the recommendation. References should follow ICMJE Recommendations style. References must be listed in numeric order.
Figures & Tables No more than 3 tables, figures, or boxes may be included in total, and up to 3 supplementary tables or figures may be included. Each table and figure must be submitted as a separate file and must not be embedded in the report text file. Figures must not contain more than four panels.
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Notes From The Field

Cover Letter A cover letter is required if AI-assisted technologies were used in developing the work. The cover letter must describe any use of AI-assisted technology in the development of the submitted work.
Abstract Abstract is not required because Notes From The Field do not have an abstract.
Manuscript Manuscript must be no more than 500 words total. Manuscript should include a brief unlabeled introduction followed by the headings Investigation and Outcomes and Preliminary Conclusions and Actions. Manuscript must include a summary box of no more than 100 words, corresponding author information, author affiliations, and a statement describing any use of AI-assisted technology in the submitted work.
References References must not exceed 5. References should follow ICMJE Recommendations style. References should be listed in numeric order.
Figures & Tables No more than 1 table, figure, or box may be included in total. Each table and each figure must be submitted as a separate file and must not be embedded in the report text file. Figures must not contain more than four panels.
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Vital Signs

Cover Letter If AI-assisted technologies were used, the cover letter must describe that use and authors must state whether any AI-assisted technologies were used in developing the submitted work.
Abstract A structured labeled abstract is required. Abstract must be no more than 250 words. Abstract must be structured and labeled. Abstract must use the headings Introduction, Methods, Results, and Conclusions and Implications for Public Health Practice.
Manuscript Main text must be no more than 1,800 words, excluding the abstract. Main text must contain Introduction, Methods, Results, and Discussion headings, and the Discussion must include conclusions followed by labeled Limitations and Public Health Implications subsections. Manuscript must include a summary box, and authors must state and describe any use of AI-assisted technologies in the submitted work.
References References must not exceed 20. References must follow ICMJE Recommendations style. References must be listed in numeric order.
Figures & Tables No more than 4 tables, figures, or boxes may be included in total, and up to 3 supplementary tables or figures are allowed. Each table and figure must be submitted as a separate file and must not be embedded in the report text file. Figures must not contain more than four panels.
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Recent Publications

Increase in Travel-Associated and Locally Acquired Dengue Cases — United States, 2024

Sandra J. Kiplagat, Dania M. Rodriguez, Aidsa Rivera, Gabriela Paz-Bailey, Joshua M. Wong, Laura E. Adams

10.15585/mmwr.mm7518a1
View Publication

Knowledge, Attitudes, and Practices Regarding Avian Influenza Among Owners of Backyard Flocks — United States, July–December 2025

Melissa A. Rolfes, Leah Bauck, Beth A. Lipton, Sara F. Margrey, Rebecca A. Campagna, Elizabeth Harker, Colin A. Basler, Courtney M. Dewart, Sascha R. Ellington, Stacy M. Holzbauer, Malia J. Ireland, Jeremy W. Kuo, Christine M. Szablewski, Lizette O. Durand, Carrie Reed

10.15585/mmwr.mm7518a2
View Publication

Serologic Evidence of Highly Pathogenic Avian Influenza A(H5N1) Virus Infection in a Veterinary Professional Exposed to an Infected Domestic Cat — Los Angeles County, California, December 2024–January 2025

Aisling Vaughan, Allison Joyce, Elizabeth Traub, Mellissa Jae, Emily Beeler, Erick Paiva, Kristopher Ananian, Crystal Holiday, Stacie Jefferson, Jessica Richardson, Cortney Munna, Cynthia Chan, Tamerin Scott, Noah Kojima, Tanya Seneviratne, Alexandra Mellis, Sonja J. Olsen, Nicole Green, Matt Feaster, Dawn Terashita, Sharon Balter, Min Z. Levine, Jamie Middleton, Annabelle de St. Maurice

10.15585/mmwr.mm7517a1
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Fatal Human Case of Highly Pathogenic Avian Influenza A(H5N5) in a Backyard Flock Owner — Washington, November 2025

Lynae Kibiger, Hanna N. Oltean, Lisa Leitz, Emma Krause, Debra Barrett, Anna Halloran, Kyle Yomogida, Beth Lipton, Keely Paris, Jared Keirn, Minden Buswell, Allison Black, Pauline Trinh, Theresa Murray, Roberto Bonaccorso, Leticia Banuelos, Ethan Dieringer, Jennifer Lenahan, Emily Spence Davizon, Ellyn P. Marder, Jocelyn Mullins, Meagan Kay, Eric J. Chow, Sandra J. Valenciano, John Lynch, Vanessa Makarewicz, Chloe Bryson-Cahn, Jennifer Hernandez, Kyla Haggith, Valicia Linn, Alex L. Greninger, Stephanie Goya, Sierra Gulla, Jennifer Young, Sierra Kerns-Funk, Brianna da Silva Bhatia, Hollianne Bruce, Krista Kniss, Katie Reinhart, Rachel Ohlstein, Shannon Johnson, Christina Schofield, Patrick Smith, Amber Itle, Maura Gibson, Brandi Torrevillas, Azeza Falghoush, Thomas B. Waltzek, Kevin Snekvik, Mia Torchetti, Timothy M. Uyeki, Scott Lindquist

10.15585/mmwr.mm7517a2
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Large Tuberculosis Outbreaks — United States, 2017–2023

Kala M. Raz, Maryam B. Haddad, Sandy P. Althomsons, Lauren Cowan, J. Steve Kammerer, Chee Kin Lam, Clinton J. McDaniel, James Posey, Sarah Talarico, William L. Walker, Noah G. Schwartz, Jonathan M. Wortham

10.15585/mmwr.mm7516a1
View Publication

Frequently asked questions

How long does it take to publish?

Reports should generally be submitted at least 5 weeks (35 calendar days) before the desired Thursday issue date. After acceptance, publication of a full report takes approximately 5 weeks from submission to publication. The embargo typically lifts on Thursday at 1:00 p.m. Eastern Time.

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Is a cover letter required?

A cover letter is required. Authors must describe any use of AI-assisted technologies in both the cover letter and the submitted work.

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What are the publication costs?

All material in the MMWR Series is in the public domain and may be used and reprinted without special permission.

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Research Topics

Vaccine Coverage and Hesitancy SARS-CoV-2 and COVID-19 Research COVID-19 epidemiological studies Viral gastroenteritis research and epidemiology Respiratory viral infections research Influenza Virus Research Studies Mosquito-borne diseases and control Viral Infections and Vectors HIV/AIDS Research and Interventions HIV, Drug Use, Sexual Risk Diverse Scientific and Economic Studies Smoking Behavior and Cessation COVID-19 Clinical Research Studies Virology and Viral Diseases COVID-19 and healthcare impacts Opioid Use Disorder Treatment Viral Infections and Immunology Research Educational Robotics and Engineering COVID-19 and Mental Health Viral Infections and Outbreaks Research Hepatitis B Virus Studies Bacillus and Francisella bacterial research Pneumonia and Respiratory Infections Legal Cases and Commentary SARS-CoV-2 detection and testing

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