when was influenza deadly
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Influenza This is unusual since influenza is normally most deadly to the very young (under age 2) and the very old (over age 70). The total mortality of the 1918–1919 pandemic is not known, but it is estimated that 2.5% to 5% of the world's population was killed.
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Influenza A virus The Influenza A virus subtypes that have been confirmed in humans, ordered by the number of known human pandemic deaths, are: H1N1 caused Spanish Flu and the 2009 swine flu outbreak (novel H1N1) H2N2 caused Asian Flu. H3N2 caused Hong Kong Flu. H5N1 is bird flu, endemic in avians.
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- * Confirmed fatal cases of 2009 pandemic influenza A (H1N1) were defined as influenza-like illness or postmortem findings suggestive of viral pneumonia and laboratory-confirmed 2009 pandemic influenza A (H1N1) virus infection by real time reverse transcriptase-- polymerase chain reaction (rRT-PCR).
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Top 10 Worst Pandemics Arriving on the heels of the devastation of World War I, the Spanish Flu of 1918 is widely considered to be one of the most vicious pandemics in history. A worldwide phenomenon, it is estimated to have infected one third of the world’s entire population, and eventually killed as many as 100 million people.
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- More people died of influenza in a single year than in four-years of the Black Death Bubonic Plague from 1347 to 1351. Known as Spanish Flu or La Grippe the influenza of 1918-1919 was a global disaster. The Grim Reaper by Louis Raemaekers.
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1918 Spanish Influenza Outbreak: The Enemy Within This was Philadelphia, October 1918, and the city was under siege from a new variant of one of mankind’s oldest specters: influenza. The flu lurking in the midst of this patriotic fervor, however, would prove far more lethal than trench warfare and poison gas.
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Influenza pandemic The Hong Kong Flu was a category 2 flu pandemic caused by a strain of H3N2 descended from H2N2 by antigenic shift, in which genes from multiple subtypes reassorted to form a new virus. The Hong Kong Flu pandemic of 1968 and 1969 killed an estimated one million people worldwide.
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Common Infectious Diseases Worldwide HIV/AIDS: See Understanding AIDS. Influenza: Several influenza epidemics in the 20th century caused millions of deaths worldwide, including the worst epidemic in American history, the Spanish influenza outbreak that killed more than 500,000 in 1918.
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- 1 1957 Asian Flu Pandemic: Over 1 million flu deaths, including about 69,800 in the United States. 2  1968 Hong Kong Flu Pandemic: About 1 to 3 million flu deaths. 3  2009 H1N1 Flu Pandemic: Between 8,870 and 18,300 deaths in the United States and up to 203,000 deaths worldwide.
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Trends in Infectious Disease Mortality in the United States During the 20th Century The decline was interrupted by a sharp spike in mortality caused by the 1918 influenza epidemic. From 1938 to 1952, the decline was particularly rapid, with mortality decreasing 8.2% per year. Pneumonia and influenza were responsible for the largest number of infectious disease deaths throughout the century. Tuberculosis caused almost as many deaths as pneumonia and influenza early in the century, but tuberculosis mortality dropped off sharply after 1945.
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1918 flu pandemic The 1918 flu pandemic was an unusually deadly influenza pandemic, the first of the two pandemics involving H1N1 influenza virus. It infected 500 million people around the world, including people on remote Pacific islands and in the Arctic, and resulted in the deaths of 50 to 100 million, making it one of the deadliest natural disasters in human history. Disease had already greatly limited life expectancy in the early 20th century. In the first year of the pandemic, life expectancy in the United
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- Influenza. H5N1 is a type of influenza virus that causes a highly infectious, severe respiratory disease in birds called avian influenza (or bird flu).5N1 infection in humans can cause severe disease and has a high mortality rate. If the H5N1 virus were to change and become easily transmissible from person to person while retaining its capacity to cause severe disease, the consequences for public health could be very serious.
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influenza in·flu·en·za. A contagious disease caused by a virus that is characterized by fever, inflammation of the airways, and muscle pain. It commonly occurs in epidemics, one of which killed 20 million people between 1917 and 1919. Word History Since ancient times, influenza has periodically swept the world.
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Deadly Diseases: The global H1N1 flu pandemic may have killed as many as 575,000 people, though only 18,500 deaths were confirmed. The H1N1 virus is a type of swine flu, which is a respiratory disease of pigs caused by the type A influenza virus.
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- Historically, pandemics occur every 30-40 years. Three major influenza pandemics swept the globe in the 20th century causing millions of deaths. The 2009-2010 Pandemic: In April 2009, a novel influenza virus began circulation in Mexico and the United States.
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Pandemic 1 The  Spanish flu , 1918–1919. 2  First identified early in March 1918 in US troops training at Camp Funston, Kansas. 3  By October 1918, it had spread to become a worldwide pandemic on all continents, and eventually infected about one-third of the world's population (or ≈500 million persons). An H3N2 caused about 34,000 deaths in the United States. 2  This virus was first detected in Hong Kong in early 1968, and spread to the United States later that year. 3  This pandemic of 1968 and 1969 killed approximately one million people worldwide.
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Spanish Influenza in North America, 1918â1919 From the holdings of Harry Elkins Widener Memorial Library—Harvard College Library. The Spanish influenza pandemic, which began in 1918, caught every nation by surprise. It infected an estimated 500 million people and killed 50 to 100 million of them in three waves.
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Spanish flu Spanish flu. From Wikipedia, the free encyclopedia. The Spanish Flu Pandemic, also known as the La Grippe, was an unusually severe and deadly strain of avian influenza, a viral infectious disease, that killed some 25 million to 50 million people worldwide in 1918 and 1919. It is thought to have been one of the most deadly pandemics so far in human history.
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1918 Flu Pandemic That Killed 50 Million Originated in China, Historians Say Origins Debated The Spanish flu reached its height in autumn 1918 but raged until 1920, initially gaining its nickname from wartime censorship rules that allowed for reporting on the disease's ravages in neutral Spain.
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Deadliest Diseases: 3 Of The World's Most Terrifying Illnesses â And You Thought Ebola Was Bad Now known as the plague, this outbreak of disease was so deadly that classrooms across the U.S. still learn about it. It all began in 1347, when 12 Genoese trading ships returned from a journey through the Black Sea, according to History Channel.
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Influenza pandemic An influenza pandemic is an epidemic of an influenza virus that spreads on a worldwide scale and infects a large proportion of the world population. In contrast to the regular seasonal epidemics of influenza, these pandemics occur irregularly, with the 1918 Spanish flu the most serious pandemic in recorded history.
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Spanish Influenza in North America, 1918â1919 Spanish Influenza in North America, 1918–1919. The Spanish influenza pandemic, which began in 1918, caught every nation by surprise. It infected an estimated 500 million people and killed 50 to 100 million of them in three waves.
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Jade West 1 Jade is the only person to have a lot of dislikes (as mentioned on The Wood). 2  Jade has a black purse made out of monkey fur (Freak the Freak Out). 3  She also has a large black purse (The Worst Couple), (Andre's Horrible Girl) and a smaller leather black one that also has silver studs (Three Girls and a Moose). Jade has a black purse made out of monkey fur (Freak the Freak Out). 2  She also has a large black purse (The Worst Couple), (Andre's Horrible Girl) and a smaller leather black one that also has silver studs (Three Girls and a Moose). 3  Her backpack for school is a Gears of War bag.
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- The last influenza pandemic occurred in 1968-1969. During the 20th century, the emergence of several new influenza A virus subtypes caused three pandemics, all of which spread around the world within a year of being detected.
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What is the average size for a cat? It depends on the breed. Typically the average weight for an adult cat is around 4kg (8lbs) and 5kg (11lb). The average height for a cat is about 23 to 25cm (9 to 10 inches) in height. However, cats vary greatly in size and weight, and large breeds of cat exceed the average measurements.
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- The term killer cold virus was applied to a new strain of Adenovirus termed adenovirus 14 or Ad14 that appeared in several outbreaks (2005, 2007, 2008 and 2009-10 in Ireland) and that caused severe pneumonia and deaths in several different groups of individuals.