Feed morbidity-and-mortality-weekly-report-mmwr Morbidity and Mortality Weekly Report (MMWR)

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Updated 2026-06-22 20:01
Notes from the Field: Initial Public Health Response to a Measles Outbreak in a Close-Knit West Texas Community — January−February 2025
This report describes the public health response to a measles outbreak in a Texas community.
Notes from the Field: Case of Legionnaires Disease Associated with a Home Device Used to Mix Powdered Infant Formula — United States, 2025
This report describes a case of Legionnaires disease in an infant who drank formula prepared using a formula mixing device and tap water.
Surveillance Summaries: Brucellosis Surveillance — United States, 2010–2024
During 2010-2024, 54 U.S. jurisdictions reported 1,796 confirmed and probable brucellosis cases. A total of 71-165 cases were reported annually.
Surveillance Summaries: Foodborne Disease Outbreaks Associated with Marine Toxins — Foodborne Disease Outbreak Surveillance System, United States, 2011–2023
This report describes 402 foodborne disease outbreaks caused by marine toxins were reported to FDOSS. These outbreaks resulted in 1,280 illnesses, 96 hospitalizations, and one death.
Alcohol Consumption During Pregnancy Among Women Aged 18–49 Years — United States, 2021–2024
This report describes the risk posed by the current Ebola outbreak to the general U.S. population.
Legionnaires Disease Associated with a Private-Use Hot Tub in a Vacation Rental Property — New York, October 2024–April 2025
This report describes using a transmission model to project Ebola outbreak growth over three months.
QuickStats: Age-Adjusted Colorectal Cancer Death Rates, by State — United States, 2024
This report describesa large outbreak of Bundibugyo virus diseaseidentifiedin the Democratic Republic of the Congoand Uganda.
Modeled Scenario Projections for the Ebola Disease Outbreak Caused by Bundibugyo Virus, 2026
This report describes using a transmission model to project Ebola outbreak growth over three months.
Notes from the Field: Outbreak of Ebola Disease Caused by Bundibugyo Virus — Democratic Republic of the Congo and Uganda, May 2026
This report describes a large outbreak of Bundibugyo virus disease identified in the Democratic Republic of the Congo and Uganda.
Assessment of Risk to the U.S. Population from the Ebola Disease Outbreak Caused by Bundibugyo Virus, 2026
This report describes the risk posed by the current Ebola outbreak to the general U.S. population.
EARLY RELEASE: Notes from the Field: Outbreak of Ebola Disease Caused by Bundibugyo Virus — Democratic Republic of the Congo and Uganda, May 2026
This report describes a large outbreak of Bundibugyo virus disease identified in the Democratic Republic of the Congo and Uganda.
EARLY RELEASE: Assessment of Risk to the U.S. Population from the Ebola Disease Outbreak Caused by Bundibugyo Virus, 2026
This report describes the risk posed by the current Ebola outbreak to the general U.S. population.
EARLY RELEASE: Modeled Scenario Projections for the Ebola Disease Outbreak Caused by Bundibugyo Virus, 2026
This report describes using a transmission model to project Ebola outbreak growth over three months.
Notes from the Field: Borrelia mayonii Lyme Disease — New York, 2025
This report describes an outbreak of 39 cases of amatoxin mushroom poisoning in Northern California.
Measles Outbreak in a Child Care Facility — Lubbock, Texas, March–April 2025
This report describes characteristics of patients who were hospitalized during a large measles outbreak in west Texas.
Characteristics of Patients Hospitalized with Measles During an Outbreak — West Texas, January–March 2025
This report describes characteristics of patients who were hospitalized during a large measles outbreak in west Texas.
Amanita Species Mushroom Poisonings — Northern California, November 2025–March 2026
This report describes an outbreak of 39 cases of amatoxin mushroom poisoning in Northern California.
Prevalence and Context of Sunburn Among U.S. Adults — United States, 2024
This report describes sunburns among adults.
Klebsiella pneumoniae Carbapenemase–Producing Enterobacterales Infection and Colonization in a Long-Term Care Facility — Ontario, Canada, May 2024–January 2025
This report describes an 8-month outbreak of carbapenemase-producing Enterobacterales in a long-term care facility in Ontario, Canada.
Recommendations and Reports: CDC Operational Guidance for Investigating Locally Acquired Mosquito-Transmitted Malaria — United States, 2026
This report describes operational guidance for public health investigation and response to mosquito-transmitted malaria in the United States.
Knowledge, Attitudes, and Practices Regarding Avian Influenza Among Owners of Backyard Flocks — United States, July–December 2025
This report describes survey results from backyard flock owners' attitudes towards avian influenza.
Increase in Travel-Associated and Locally Acquired Dengue Cases — United States, 2024
This report describes an increase in dengue cases reported during 2024.
Fatal Human Case of Highly Pathogenic Avian Influenza A(H5N5) in a Backyard Flock Owner — Washington, November 2025
This report describes a fatal human case of highly pathogenic avian influenza in Washington.
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&n
This report describes 139 human exposures to cats infected with A(H5N1) in Los Angeles, California.
Notes from the Field: Increase in Eastern Equine Encephalitis Virus Activity — Vermont, 2023–2024
This report describes an increase in eastern equine encephalitis in northern Vermont during 2023-2024.
Large Tuberculosis Outbreaks — United States, 2017–2023
This report describes 50 large tuberculosis outbreaks in 23 states during 2017-2023.
Notes from the Field: Contact Tracing for Monkeypox virus Clade I Cases Associated with Air Travel — United States, November 2024–January 2025
This report describes contact tracing following mpox exposures during commercial air travel.
Influenza Vaccination Coverage Among Nursing Home Residents and Health Care Personnel — United States, 2024–25 Influenza Season
This report describes flu vaccination coverage among nursing home residents and health care providers working in nursing homes.
Clusters of Invasive Haemophilus influenzae Type b Disease Among Adults Using Substances or Experiencing Homelessness or Housing Instability — Alaska, Oregon, and Washington, 20232025
This report describes two clusters of invasive of Haemophilus influenzae type b among adults with special risk factors in Alaska, Oregon, and Washington.
Notes from the Field: Tetanus in Four Children — Idaho, Minnesota, Missouri, and Wisconsin, 2024
This report describes four cases of tetanus among children who had not received a primary tetanus toxoid-containing virus series before exposure.
Tetanus Surveillance — United States, 2009–2023
This report describes tetanus surveillance in the United States from 2009-2023
Severe Illness Associated with Eating Mushroom-Containing Chocolate Products — United States, January–October 2024
This report describes severe illness associated with eating mushroom-containing chocolate products.
Emergence of Extensively Drug-Resistant Shigellosis — United States, 2011–2023
This report describes the emergence of drug-resistant shigellosis in the United States during 2011-2023.
Influenza and COVID-19 Vaccination Coverage Among Health Care Personnel — United States, 2024–25 Respiratory Virus Season
This report describes influenza and COVID-19 vaccination coverage among health care providers in the United States during the 2024-25 respiratory virus season.
Increase in Poison Center Reports Linked to Kratom-Containing Kava Products — National Poison Data System, United States, 2000–2025
This report describes an increase in reports linked to kratom-containing kava products in the United States from 2000-2025.
Vaccination Coverage by Age 24 Months Among Children Born in 2021 and 2022 — National Immunization Survey-Child, United States, 2022–2024
This report describes vaccination coverage by age 2 among children born in 2021 and 2022.
Increases in Kratom-Related Reports to Poison Centers — National Poison Data System, United States, 2015–2025
This report describes kratom-related exposures in the United States from 2015-2024.
Early Detection and Surveillance of the SARS-CoV-2 Variant BA.3.2 — Worldwide, November 2024–February 2026
This report describes early detection and surveillance of the SARS-CoV-2 variant BA.3.2.
Interim Estimates of 2025–26 Seasonal Influenza Vaccine Effectiveness — California, October 2025–January 2026
This report describes interim estimates of 2025-26 flu vaccine effectiveness in California during October 2025-January 2026.
Interim Estimates of 2025–26 Seasonal Influenza Vaccine Effectiveness — United States, September 2025–February 2026
This report describes interim estimates of 2025-26 seasonal flu vaccine effectiveness.
Measles Outbreak — New Mexico, 2025
This report describes a measles outbreak in New Mexico in 2025.
Notes from the Field: Exposures to Chemical Munitions During Commercial Fishing Operations — New Jersey, 2016–2023
This report describes exposures to chemical munitions during commercial fishing operations.
Notes from the Field: Congenital Rubella Syndrome — Florida, 2025
This report describes cases of congenital rubella in Florida.
Kaposi Sarcoma–Associated Herpesvirus Infection and Complications Among Solid Organ Transplant Recipients — United States, January 2021–September 2025
This report describes Kaposi sarcoma in an organ transplant recipient.
Multicounty Outbreak of Salmonella Agbeni Linked to Ice in a Cooler at a County Fair — Illinois, August 2024
This report describes a 2024 Salmonella outbreak linked to ice in a cooler at a county fair in Illinois
Respiratory Virus Activity — United States, July 1, 2024–June 30, 2025
This report describes respiratory virus activity in the United States during July 1, 2024-June 30, 2025.
COVID-19 Antiviral Prescription Receipt Among Outpatients Aged ≥65 Years — United States, June 1, 2023–September 30, 2025
This report describes receipt of COVID-19 antiviral prescriptions among outpatients aged 65 and older from June 1, 2023-September 30, 2025.
Regional Increases in Incidence of Coccidioidomycosis (Valley Fever) — Arizona, 2005–2022
This report describes regional increases in Valley fever in Arizona during 2005-2022.
Regional Increases in Incidence of Coccidioidomycosis (Valley Fever) — Arizona, 2005–2022
This report describes regional increases in Valley fever in Arizona during 2005-2022.
Respiratory Virus Activity — United States, July 1, 2024–June 30, 2025
This report describes respiratory virus activity in the United States during July 1, 2024-June 30, 2025.
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