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No vaccine is 100 percent effective—for example, the MMR (measles-mumps-rubella) is 95-97 percent effective against measles. Our annual flu vaccine varies from 25-70 percent effective. Often, a vaccine may not totally prevent a disease, but will alter and reduce the severity so you don’t get really sick,” Dr. Rinderknecht says.[URL unfurl="true"]https://www.unitypoint.org/news-and-articles/how-do-vaccines-work---unitypoint-health[/URL]
No vaccine is 100 percent effective—for example, the MMR (measles-mumps-rubella) is 95-97 percent effective against measles. Our annual flu vaccine varies from 25-70 percent effective. Often, a vaccine may not totally prevent a disease, but will alter and reduce the severity so you don’t get really sick,” Dr. Rinderknecht says.
[URL unfurl="true"]https://www.unitypoint.org/news-and-articles/how-do-vaccines-work---unitypoint-health[/URL]
