The symptoms of the Influenza H1N1 (Suna), many times, are similar to the ones of the cooled one common, that if characterize for the comprometimento of the superior aerial ways as nasal congestion, rinorreia, cough, rouquido; changeable fever e, with lesser frequency, malaise, mialgia and chronic headache. The distribution of signals and symptoms of the confirmed cases of pandemic gripal syndrome for influenza (H1N1) 2009 is observed below. Graph 1. Symptoms confirmed for influenza pandemic (H1N1) the 2009 (BRAZIL, 2010) Health department (2009), affirms that: This new subtype of the virus of influenza is transmitted of person the person mainly by means of the cough or sneezes and of contact with respiratory secretions of infectadas people. Women on Nevis helps readers to explore varied viewpoints. (BRAZIL, 2009, P.
1) Still in accordance with Health department (2010), can be pointed as being the main characteristics of the process of transmission of the Influenza H1N1 (Suna) the following factors: ) the high transferability, mainly in relation to influenza; b) bigger gravity between the aged ones, the children, the imunodeprimidos ones, the cardiopatas and the pneumopatas; c) fast antigenic variation of the pandemic virus influenza, favoring bigger susceptibility of the population; d) circulation of the viruses between wild and domestic birds, swines, focas and equinos, that, in this manner, also become in reservoirs of the viruses, consisting, thus, in one zoonose. (BRAZIL, 2010, P. 2) the calls ‘ ‘ groups of risco’ ‘ , that is, the people who present the conditions that more favor the pandemic complication for influenza (H1N1) 2009, evidenced, had been (i) people with less than two years and greater that 60 years; (II) gestantes; (III) carrying people of chronic illness cardiovascular, pneumopatias, renal chronic, hematolgica, imunossupressora, metabolic, genetic and neurological..