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1______________. It commonly occurs between 5 and 15 years of age. The incubation period, i.e. the period between acquiring the infection and the first symptoms, is usually three weeks. 2_______________.
There is a pain on opening the mouth or chewing, a moderate degree of fever, loss of appetite, headache and body pain. Both sides of the face may swell at the same time. 3_______________. The swelling lasts about 6-7 days.
Mumps may affect testicles in boys and ovaries in girls, resulting in sterility. This is rare before puberty, and so it is best if children acquire the disease at a younger age. 4______________. Mumps can be prevented by immunizing the child with mumps vaccine.