The Centers for Disease Control and Prevention have confirmed over 100 cases of measles in the United States so far in 2018, and some of those were in North Carolina.
"Measles virus can live for up to two hours in an airspace where the infected person coughed or sneezed", according to the CDC.
Both Missouri and IL are among the 21 states that the CDC is monitoring for a measles outbreak.
According to the CDC, 107 people in 21 states had the measles between January 1, 2018 and July 14, 2018.
Measles is a virus that spreads through the air and by coming into direct contact with someone who has it. Symptoms show up in 10 to 14 days after exposure.
A total of 107 people from 21 states have been affected, and it's projected that this year's total will be greater than the number of cases reported in 2017, the CDC said.
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Measles is a vaccine-preventable respiratory infection that can result in hospitalization, pneumonia, encephalitis and death.
To combat the measles outbreak, Brazil launched a campaign this month to vaccinate all children between ages 1 and 5 - regardless of whether they have previously been vaccinated.
One way to reduce your measles risk: getting the measles, mumps and rubella (MMR) vaccine. The CDC says two doses of MMR vaccine are about 97% effective at preventing measles; one dose is about 93% effective.
"It can suppress your immune system a little bit so your susceptible to overwhelming infections".
The CDC reports that measles often spreads after people who have been traveling return to the US.