Mumps
Mumps is considered most contagious in the five days after the onset of symptoms, and isolation is recommended during this period. In someone who has been admitted to the hospital, standard and droplet precautions are needed. People who work in healthcare cannot work for five days.
MMR vaccine
Mumps is another viral disease of childhood that was once very common. If mumps is acquired by a male who is past puberty, a possible complication is bilateral orchitis which can in some cases lead to sterility.