Contained inside the data of the latest measles outbreak is a surprising — and troubling — number. Among the 51 measles cases linked directly to Disneyland, six of the people had received their Measles-Mumps-Rubella vaccine, according to the Centers for Disease Control and Prevention.
It should come as little surprise when the unvaccinated get sick with the measles. As viruses go, this one packs a mighty punch. Nine of out 10 unvaccinated people exposed to the measles virus will get the measles. That’s a whopping 90 percent.