Measles

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A world map showing vaccine-preventable disease hot spots, with colored circles indicating outbreak size and location. Measles outbreaks (red) appear across the Americas, Europe, Africa, Asia, and Oceania. Large chicken pox (green) and RSV (purple) outbreaks are visible in Asia. Yellow circles mark whooping cough in the Americas and Oceania, while smaller circles show diphtheria, hepatitis A and B, mumps, and polio outbreaks in Africa, Europe, and Asia. Circle size corresponds to outbreak magnitude, with a sample scale showing 10,000 cases. The map is labeled “Think Global Health.”

Tracking Measles and the World's Vaccine-Preventable Diseases

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This weekly map visualizes outbreaks of nine childhood diseases in collaboration with the International Society for Infectious Diseases

Used MMR vaccines are pictured in a sharps container at the City of Lubbock Health Department, in Lubbock, Texas, on February 27, 2025.

Trump's Executive Order on Vaccines Could Be Contagious

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The push to split the measles-mumps-rubella vaccine into separate shots could have a ripple effect on global markets

New U.S. Vaccine Order Creates Confusion Amid Measles Surge

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Former FDA officials reflect on the dangers of Donald Trump's new "Gold Standard" executive order on vaccines, which fragments the childhood immunization schedule

U.S. President Donald Trump displays a signed executive order regarding vaccine flexibility, in the Oval Office at the White House, in Washington, DC, on August 10, 2026.

Visualizing Bangladesh's Massive Measles Outbreak

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Policy failures in Bangladesh dismantled decades of progress toward eliminating measles, creating the conditions for the explosive 2026 outbreak

A mother waits to admit her measles‑affected child at Bangladesh Shishu Hospital in Dhaka, Bangladesh, on May 23, 2026.

Bangladesh Faces Rice Shortages Amid Flash Floods and Iran War Fuel Crisis

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Haor Basin farmers are trapped in a cycle of crop loss and mounting debt

Mohammad Supur Mia cuts his rice harvest in floodwaters, in Kishoreganj, Bangladesh, on May 21, 2026.

Why Europe Can't Get Measles Under Control

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Misinformation and logistical hurdles fuel Europe's measles outbreaks, despite mandates and free vaccines

School Nurse Carolyn Rees talks to Kieran Elford, aged 13, about the MMR vaccine at the pediatric outpatients department at Morriston Hospital, in Swansea, south Wales, on April 6, 2013.

How South Carolina Doctors and Schools Are Fighting Measles

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"For a lot of parents in South Carolina, this feels like being dragged back into the worst days of COVID," one pediatrician said

A mobile health clinic is seen during a ribbon cutting ceremony by the South Carolina Department of Public Health. The health truck administers measles, mumps, and rubella (MMR) vaccine at the Florence County Health Department, in Florence, South Carolina, on April 25, 2025.

Former Head of Gavi on the U.S. Retreat from Vaccines

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Seth Berkley evaluates the new U.S. vaccine schedule and what defunding immunization means for pandemic preparedness

Former Head of Gavi on the U.S. Retreat from Vaccines

New U.S. Childhood Vaccine Schedule Creates Legal Peril

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A law professor weighs the legal protections for pediatricians and states following the rescheduling of certain childhood vaccines

An empty classroom at CIS 303: Leadership and Community Service Academy in the Bronx borough of New York City, U.S., on October 8, 2024.

Measles Takes Root in Mexico

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Measles is thriving and causing deaths among Mexico's unvaccinated communities, amid deep budget cuts to health care

A map shows confirmed measles cases in Mexico and the United States from January to mid-August 2025, with circle sizes representing total cases by state. In Mexico, Chihuahua has the largest circle in the country—much larger than any other federal state—indicating it has four and a half times more cases than Texas despite having about one-tenth its population. Chihuahua’s circle is bright orange, while Texas’s circle is dark blue and smaller. A legend shows reference circles for 40, 400, and 4,000 cases.

Tracking Vaccination Coverage Shortfalls

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A new study on global immunization coverage shows declining uptake for key vaccines

Tracking Vaccination Coverage Shortfalls

American Indian Vaccination Gaps Amid Measles Outbreak

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A Pascua Yaqui-Yavapai Apache physician explains what vaccination gaps mean for American Indians during the outbreak

American Indian Vaccination Gaps Amid Measles Outbreak