A pandemia is a epidemic which extends to the near total from a Population from one or several Continent S, even in certain cases of the Planet, either at the time of the appearance (or reappearance) of a “new” Microbe or Virus contagious, pathogenic and not recognized by the human Immune system, or at the time of the emergence of a sub-type resulting from a major genetic modification.
EtymologyThe pandemia term comes from the old Greek πᾶν / pãn (which means all) and δῆμος / dễmos (which means the people).
Examples of pandemiasSeveral pandemias even touched and touch still humanity:
- the Black Death or bubonic plague made approximately 25 million died in Europe between 1346 and 1350, and probably as much in Asia
- a catastrophic epidemic of influenza of 1889 until in 1894, was spread in Russia and in Western Europe,
- the Spanish Grippe of 1918 with 1920 was one of pandemias more the mortals of the history of the Humanité, with twenty to forty million dead: after having begun in China and with the Japan, it was propagated in Russia, Europe and North America.
- the AIDS is regarded today as a pandemia which, after having infected approximately forty million people in twenty-five years, seems to be able to become more the mortal of the human history.
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