Pneumonia Facts Pneumonia is inflammation of the lungs caused by fungi, bacteria, or viruses. Symptoms and signs include cough, fever, shortness of breath, and chills. Antibiotics treat pneumonia, and the choice of the antibiotic depends upon the cause of the infection.
How it spreads. Rubella is caused by a type of virus called a togavirus. It is spread in a similar way to a cold or flu, through droplets of moisture from the nose or throat of someone who is infected. These droplets are released into the air when someone coughs, sneezes or talks.
Measles is caused by infection with the rubeola virus, a paramyxovirus of the genus Morbillivirus. The virus lives in the mucus of the nose and throat of an infected child or adult. The infected person is contagious for four days before the rash appears, and continues so for about four to five days afterwards.nowledge center. Measles, also known as Rubeola or morbilli, is a highly infectious illness caused by a virus-a viral infection caused by the rubeola virus. Measles is an endemic disease; meaning it is continually present in a community and many people develop resistance.