Influenza: Types A and B Influenza, commonly known as the flu, is a contagious disease caused by a virus infecting the reparatory tract. Influenza viruses are divided into three types, designated as A, B, and C. Influenza type C usually only causes either very mild symptoms or no symptoms at all. Types A and B, however, are responsible for epidemics of respiratory illnesses that can result in hospitalization, or even death. (6) Influenza is constantly changing …showed first 75 words of 1173 total…

…showed last 75 words of 1173 total…American Lung Association 7) kidshealth.org/parent/common/flu.html 8) Microsoft Encarta Encyclopedia 99, Human Disease 9) Time Magazine, Feb 23 98, Vol. 151 No7, “The Flu Hunters” 10) indy.radiology.uiowa.edu/patients/IHB/peds/infectious/pedsinfluena 11) www.niaid.nih.gov/factsheets/flu.htm 12) www.pbs.org/wgbh/pages/amex/influenza 13) www.accessexcellence.org/AB/GG/inluenza.html 14) home.mycap.rr.com/useless/bubonic_plague/bubonic.html 15) www.sciencenews.org/sn_arc97/3_22_97/fob1.htm 16) falcoln.cc.ukans.edu/~jbrown/flu.html