According to the CDC, if you were born after 1957, one dose is considered sufficient to be considered protected from measles.
Texas and New Mexico are not the only border states that have seen an increase in measles cases recently. A year ago, measles was found in Missouri.
In Texas, at least 90 cases of measles have been reported in recent weeks across the northwest part of that state.
Cases of the vaccine-preventable illness have continued to crop up in the U.S. Here's where they are appearing.
The U.S. is grappling with multiple outbreaks of disease as the Trump administration purges federal health workers.
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