But back in 2000, measles was declared eradicated in the US. However, that all changed less than 20 years later, when a measles epidemic took hold in 2019. The number of cases reached a high not seen since 1992, the majority of which were attributed to unvaccinated children.A highly infectious disease, cases have been reported each year since 2019, and it looks like measles won't completely disappear anytime soon.
But how dangerous is it? And what should you do if you think you or a loved one have symptoms? Click on this gallery to discover how dangerous measles is.