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Adults vaccinated before 1989 may need a second measles shot for full protection, CDC advises.
Some adults, especially those born before 1989, may only have received one dose of the measles vaccine and might not be fully protected, according to doctors.
The Centers for Disease Control and Prevention recommends two doses of the MMR vaccine, providing 93% protection with one dose and 97% with two.
Individuals unsure of their vaccination history are advised to check their records or get a blood test to determine immunity.
The vaccine is typically covered by insurance, and the federal vaccines for adults and children program can help cover costs for the uninsured.
North Dakota and Minnesota residents can use the Docket app to check their vaccination records.
Los adultos vacunados antes de 1989 pueden necesitar una segunda vacuna contra el sarampión para estar completamente protegidos, aconsejan los CDC.