Measles is caused by the measles virus called paramyxovirus of the genus Morbillivirus. This is an airborne virus and is highly contagious. Researchers say that about 90 percent of people who stands near the infected person get the virus. It lives in the mucus of the nose and the throat of the infected person. The virus is spread when an infected person sneezes, coughs, or talks and the same air is inhaled by some other person. It is also spread when you have any sorts of physical contacts with the infected person.
Doctors believe that if a person is infected with measles once, he does not get the infection again. Cases of re-infection of measles are rare.
People who are at risk for getting measles include:
Do you know? The number of measles cases in most of the countries has significantly dropped in the recent decades due to immunizations.