WebAn influenza pandemic is an epidemic of an influenza virus that spreads across a large region (either multiple continents or worldwide) and infects a large proportion of the population. There have been six major influenza epidemics in the last 140 years, with the 1918 flu pandemic being the most severe; this is estimated to have been responsible for …

WebAn epidemic (from Greek ἐπί epi "upon or above" and δῆμος demos "people") is the rapid spread of disease to a large number of patients among a given population within an area in a short period of time.. Epidemics of infectious diseases are generally caused by several factors including a significant change in the ecology of the areal population (e.g., …

WebSwine influenza is an infection caused by any of several types of swine influenza viruses. Swine influenza virus (SIV) or swine-origin influenza virus (S-OIV) refers to any strain of the influenza family of viruses that is endemic in pigs. As of 2009, identified SIV strains include influenza C and the subtypes of influenza A known as H1N1, H1N2, H2N1, H3N1, H3N2, …

WebLa pandemia de gripe de 1918, también conocida como gripe española o trancazo, [3] [4] fue una pandemia causada por un brote del virus de la gripe tipo A, subtipo H1N1. [5] A diferencia de otras epidemias de gripe que afectan principalmente a niños y ancianos, sus víctimas fueron también jóvenes y adultos con buena salud, y también animales, entre …

WebA gripe espanhola, [nota 1] também conhecida como gripe de 1918, [nota 2] foi uma vasta e mortal pandemia do vírus influenza.De janeiro de 1918 a dezembro de 1920, infectou uma estimativa de 500 milhões de pessoas, cerca de um quarto da população mundial na época. [5] Estima-se que o número de mortos esteja entre 17 milhões [6] e 50 milhões, e …

WebThis is a list of the largest known epidemics and pandemics caused by an infectious disease.Widespread non-communicable diseases such as cardiovascular disease and cancer are not included. An epidemic is the rapid spread of disease to a large number of people in a given population within a short period of time; in meningococcal infections, an …

WebDie Spanische Grippe war eine Influenza-Pandemie, die durch einen ungewöhnlich virulenten Abkömmling des Influenzavirus (Subtyp A/H1N1) verursacht wurde und sich zwischen 1918 – gegen Ende des Ersten Weltkriegs – und 1920 in drei Wellen verbreitete und bei einer Weltbevölkerung von etwa 1,8 Milliarden laut WHO zwischen 20 Millionen …

WebLa grippe espagnole, également appelée « pandémie grippale de l'année 1918 », est une pandémie de grippe A (H1N1), due à une souche particulièrement virulente et contagieuse qui s'est répandue de mars 1918 et a fini par s'éteindre dans la seconde moitié de l'année 1919. Quelques derniers cas sporadiques ont eu lieu en Nouvelle Calédonie en juillet …

WebInfluenza A virus subtype H5N1 (A/H5N1) is a subtype of the influenza A virus which can cause illness in humans and many other animal species. A bird-adapted strain of H5N1, called HPAI A(H5N1) for highly pathogenic avian influenza virus of type A of subtype H5N1, is the highly pathogenic causative agent of H5N1 flu, commonly known as avian influenza …

WebInfluenza epidemic. The New-York Tribune prints this map on November 9, 1919, of the ongoing armed conflict in Europe in 1919, one year after World War I had ended: Wars of independence in the Baltic states ... Historians continue to argue about the impact the 1918 flu pandemic had on the outcome of the war. It has been posited that the Central ...