1 .Measles in the United States is a preventable yet persistent public health issue. 

 2 .The measles, mumps, and rubella (MMR) vaccine is the primary tool for preventing measles in the United States

 3 .Measles spreads through respiratory droplets and airborne transmission.

4 .measles was considered a routine childhood illness in the United States

5 .Each year, millions of children were infected, tens of thousands were hospitalized, and hundreds died

6 .The widespread use of the measles vaccine dramatically reduced cases

7 .if one person has measles, up to 90% of unvaccinated people close to them will also become infected.

8 . One dose is about 93% effective against measles

9 .Children are particularly vulnerable to measles, especially those who are too young

10 .Public health agencies encourage adults to verify their vaccination status, especially before traveling abroad.