Ensayo de la pandemia de influenza a en ingles

The Spanish Flu pandemic in 1918
This was aninfluenza pandemicthat spread to almost every part of the world. It died more people than in the World War I, between 50 and 100 million people around theworld. It was caused by the Influenza A virus. It is believe that is one of the most lethal pandemic in the world history. The disease was first reported at Fort Riley, Kansas, United States on March11, 1918. A researcher says that the disease appeared in Haskell County, Kansas in January 1918. Allies of World War I was called this flu the Spanish flu because the pandemic received greater pressattention in Spain than in the rest of the world, because Spain was not involved in the war and therefore do not censor information about the disease. Scientists have used tissue samples from frozenvictims to reproduce the virus for study. One of the conclusions of the research was that the virus kills because of a cytokine storm, which explains the extremely serious nature and the unusual ageprofile of victims. It is estimated that in India killed 17 million, approximately 5% of the time, reaching a mortality of 20% of the population in some areas. In the Army of India, at least 22% oftroops who became ill died. In the United States, about 28% of the population suffered from the disease and 500,000 to 675,000 died. In Britain 200,000 died in France more than 400,000. In Alaska andSouth Africa, whole communities were killed. In Australia 10,000 people were killed and died in the Fiji Islands 14% of the population in just two weeks, while in Western Samoa 22%. In Mexico, the statehardest hit by this epidemic was the state of Nuevo Leon, which, from October 1 to December 15 killed 5015 people when the population in the state was 336,000 habitants. Although the First World Wardid not cause the flu, but the proximity of the barracks and the mass movement of troops help its expansion. The researchers believe the immune systems of the soldiers were weakened by the stress of...