 [ Symptoms ] if i have already received mmr vaccinations as a child and as an adult do i need another vaccination  i received mmr vaccinations as a child and also at age 19 for a total of three vaccinations from the research i have done it seems that i should be well protected for life against the diseases covered by the vaccine what if any reason should i receive another vaccination [ Disease ] you ask an excellent question many people think of vaccinations as something only infants receive but many vaccines require booster shots and mmr measles mumps rubella is one of them the centers for disease control cdc advise most adults born after 1957 to receive at least one booster shot of mmr vaccine having had the vaccine at age 19 kind of puts you in an awkward space between childhood and adulthood you can get a blood test called a titer to determine if your mmr protection remains strong this test will look for mmr antibodies in your blood if the number of antibodies falls below a certain threshold your health care provider may advise you to get another booster shot if an employer is requiring you to get an mmr booster because you will be working in a high risk environment certain healthcare workers fall into this category for example you may be able to satisfy their requirements by providing proof of the booster shot you received at age 19 or by getting the mmr titer receiving an additional dose of mmr vaccine is generally considered safe unless you have a severely compromised immune system as with hivaids you have cancer or you have certain other medical conditions webmd offers a great tool for tracking your entire family is immunization records the webmd vaccines health center not only offers a ton of info on what immunizations you need when but also provides a place to track which vaccines you have received check it out wishing you well