Vaccinations help prevent life threatening illnesses including, Measles, Mumps, and Rubella. Measles cause fever, rash, cough, runny nose, and red watery eyes. The complications associated with measles include ear infection, diarrhea, pneumonia, brain damage, and death. Mumps cause fever, headache, muscle aches, tiredness, loss of appetite, and swollen salivary glands. Complications connected to Mumps can include, swelling of the testicles or ovaries, deafness, inflammation of the brain and/or tissue covering the brain and spinal cord, and on rare occasions, death. Rubella, causes fever, sore throat, rash, headache, and red, itchy eyes. If a woman gets rubella while she is pregnant, she could have a miscarriage or her baby could be born