The Singapore Communicable Diseases Agency (CDA) reports an increase in the number of measles cases in the country and is stepping up precautionary public health measures to prevent community transmission.
Singapore recorded 11 measles cases in January 2026, compared to two cases in January 2025. All 11 cases involved individuals who were not fully vaccinated, including three infants under 12 months old who were not yet eligible for the measles, mumps and rubella (MMR) vaccination. Amongst the 11 cases, one was a tourist and the others live in Singapore. Seven cases had travelled overseas recently.
Of note, three of the 11 cases were subsequently confirmed by laboratory testing to be genetically linked, even though they had no known contact with each other. This suggests the possibility of undetected local transmission…