what causes the measles
Measles is caused by a type of virus called a paramyxovirus. When someone who has the virus sneezes or coughs, tiny droplets containing the virus spray into the air.The droplets stay active for two hours in the air or on a surface.easles is caused by a type of virus called a paramyxovirus. When someone who has the virus sneezes or coughs, tiny droplets containing the virus spray into the air.