10 Facts You Need to Know About the Measles Outbreak
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Measles Is Highly Contagious
Measles is one of the most contagious diseases known — an unvaccinated person has a 90 percent chance of getting the disease if exposed to it. Measles is a virus that is mainly spread through direct contact with airborne respiratory droplets. For example, if a contagious person breathes, coughs, or sneezes near someone who is susceptible, the susceptible person has a very high chance of catching it. Measles can remain in the air in a room where a contagious person was for up to two hours after they have left.
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