The most common symptoms of mumps include fever, headache, muscle aches, tiredness, and loss of appetite followed by onset of parotitis (swollen and tender salivary glands under the ears -- on one or both sides).
Mumps can lead to hearing loss and aseptic meningitis (an infection of the covering of the brain and spinal cord) in about 10% of cases. Painful, swollen testicles occur in 20% to 30% of males who have reached puberty (orchitis) -- but rarely does this lead to fertility problems. About 30% of women who have reached puberty can have painful swollen breasts (mastitis) from mumps and, in a very few cases, inflammation of the ovaries.
Every family has that one kindly aunt and uncle who "never had any
children." And, until you yourself have struggled with infertility, you probably never
wondered why they had no children; you just accepted it. Well, if that aunt and
uncle of yours are now seniors, in their day they could have adopted from a
wide assortment of newborns. But they didn't. Today, they probably live
comfortably in a small condo somewhere, travel a great deal, are enjoying their
retirement, and dote on a large selection...