Measles is an infectious disease caused by a virus of the genus morbillivirus (family Paramyxovidae). Highly contagious, it is a disease that is called “childhood” since-along with chickenpox, whooping cough, rubella, and mumps-it mainly affects infancy.
This infectious disease, which lasts between 10 and 20 days, does not give particularly serious symptoms. Contagiousness lasts up to five days after the disappearance of the typical rashes of the disease and is highest three days earlier, when the body reacts to the presence of the virus with fever. Once contracted, measles provides an immunization that, theoretically, will last a lifetime.
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