By Ethan Covey
In response to a recent increase in mumps outbreaks in the United States, the CDC’s Advisory Committee on Immunization Practices (ACIP) recommended that a third dose of measles, mumps, rubella (MMR) vaccine for those at high risk of infection.
The recommendation, which supplements previous ACIP guidelines, targets individuals previously vaccinated with two doses of MMR who are identified as being part of a population at increased risk for acquiring mumps due to an outbreak (