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The Influenza Pandemic of 1918-19: Kids Search - powered by EBSCOhost - 0 views
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Presents an overview of the 1918-19 international influenza pandemic. Epidemiology and symptoms of influenza, or the 'flu'; Origin and dissemination of the epidemic; Impact of World War I on the availability of resources to combat the epidemic; Death toll.
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influenza pandemic of 1918-19 -- Encyclopedia Britannica - 0 views
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influenza pandemic of 1918–19, also called Spanish influenza pandemic or Spanish flu, the most severe influenza outbreak of the 20th century and, in terms of total numbers of deaths, among the most devastating pandemics in human history.
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Influenza is caused by a virus that is transmitted from person to person through airborne respiratory secretions. An outbreak can occur if a new strain of influenza virus emerges against which the population has no immunity. The influenza pandemic of 1918–19 resulted from such an occurrence and affected populations throughout the world. An influenza virus called influenza type A subtype H1N1 is now known to have been the cause of the extreme mortality of this pandemic, which resulted in an estimated 25 million deaths, though some researchers have projected that it caused as many as 40–50 million deaths.
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The pandemic occurred in three waves. The first apparently originated during World War I in Camp Funsto
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influenza -- Britannica School - 0 views
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A viral infection of the respiratory passages known as influenza, or flu, may be accompanied by symptoms of fever, chills, headache, muscle ache, sore throat, and weakness. It is spread by breathing airborne droplets infected with one of three influenza viruses—A, B, or C. The incubation period is two to three days. In general, type A is more debilitating than type B, and type B more than type C. Since type C causes only minor illness, it is sometimes mistaken for a common cold. A person who has type C virus becomes immunized against type C for life. A person infected with a strain of type A or type B becomes immune to that strain but is still susceptible to infection with new strains of the virus. New forms of the type A virus arise throughout the world.
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Since influenza is caused by a virus, the infection must run its course, usually lasting seven to ten days. Treatment includes bed rest, drinking fluids, and the use of pain relievers. Antibiotics may be used against secondary bacterial infection. The most effective preventive measure against influenza is vaccination. At the start of each year’s influenza season, vaccines of the various strains of type A and B viruses expected to be in circulation that season are available. The vaccine’s success rate is about 60 to 70 percent, and immunity is short-lived
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Smallpox: Student Research Center - powered by EBSCOhost - 0 views
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acute, highly contagious disease causing a high fever and successive stages of severe skin eruptions. The disease dates from the time of ancient Egypt or before. It has occurred worldwide in epidemics throughout history, killing up to 40% of those who contracted it and accounting for more deaths over time than any other infectious disease.
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The Influenza (Flu) Viruses - 1 views
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The Black Death - What You Need to Know About the Plague of the 14th Century - 1 views
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What the Black Death Was When historians refer to "The Black Death," they mean the specific outbreak of plague that took place in Europe in the mid-14th century. The Black Death came to Europe in October of 1347, spread swiftly through most of Europe by the end of 1349 and on to Scandinavia and Russia in the 1350s. It returned several times throughout the rest of the century.
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Traditionally, the disease that most scholars believe struck Europe was "Plague." Best known as bubonic plague for the "buboes" (lumps) that formed on the victims' bodies, Plague also took pneumonic and septicemic forms. Other diseases have been postulated by scientists, and some scholars believe that there was a pandemic of several diseases; but currently the theory of Plague (in all its varieties) still holds among most historians.
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Where the Black Death Started Thus far, no one has been able to identify the point of origin of the Black Death with any precision. It started somewhere in Asia, possibly in China, possibly at Lake Issyk-Kul in central Asia.
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