What Happened In Spanish Flu Pandemic
The spanish flu came in three waves as is illustrated in figure 1.
What happened in spanish flu pandemic. The virus infected 500 million people worldwide and killed an estimated 20 million to 50 million. Influenza pandemic of 1918 19 the most severe influenza outbreak of the 20th century and among the most devastating pandemics in human history. It was caused by an h1n1 virus with genes of avian origin. Learn about the origins spread and impact of the influenza pandemic of 1918 19.
The second and most deadly wave occurred in october 1918 and resulted in millions of deaths. In the united states it was first identified in military personnel in spring 1918. The spanish flu also known as the 1918 flu pandemic was an unusually deadly influenza pandemic caused by the h1n1 influenza a virus lasting february 1918 to april 1920 it infected 500 million people about a third of the world s population at the time in four successive waves. The outbreak was caused by influenza type a subtype h1n1 virus.
The first wave which made people notice the flu occurred in july 1918. During the 1918 spanish influenza pandemic cities closed churches schools dance halls bowling alleys pool halls and cabarets to prevent the spread of the deadly disease. The 1918 influenza pandemic was the most severe pandemic in recent history. Some of these genes are direct descendants of the 1918 virus.
A final wave of the flu occurred in february 1919 and after that the flu disappeared. The horrific scale of the 1918 influenza pandemic known as the spanish flu is hard to fathom. In 1918 an influenza virus known as the spanish flu killed over 50 million people all over the world making it the deadliest pandemic in modern history. Although there is not universal consensus regarding where the virus originated it spread worldwide during 1918 1919.
Others have reassorted with other pandemic viruses such as the 1968 hong kong flu and the hybrid h1n1 virus responsible for the 2009.
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