LOUISVILLE, Ky. (WDRB) — Public health officials in Louisville are reminding people about the importance of the MMR (measles, mumps, rubella) vaccine following a confirmed case in a Louisville boy this week.
Two doses of the MMR vaccine are approximately 97% effective at preventing measles, while a single dose offers around 93% protection.
The vaccination status of the boy with measles in Louisville is unknown. Eleven of the 12 other cases in Kentucky are in people unvaccinated…