One Shot Or Three? Understanding The Measles-Mumps-Rubella (MMR) Vaccine T. Joseph Mattingly II July 27, 2026

https://www.healthaffairs.org/content/forefront/one-shot-three-understanding-measles-mumps-rubella-mmr-vaccine?utm_campaign=forefront&utm_medium=email&_hsenc=p2ANqtz-8RZpRj1WQPAtTqL67oIri8_tUDywvYeDV1tUgJR-x3QAaICYXBpKDfNb9HXhK8gnZoPYMk9rdihUUm1boMC1dItjM8Ow&_hsmi=431087348&utm_source=hasu Since 1971, protection against measles, mumps, and rubella has been delivered in a single combined injection. A proposal to separate the vaccine into three separate shots could compound the coverage declines now allowing measles to reemerge.