BIOLOGY IN HUMAN WELFARE
HUMAN HEALTH AND DISEASE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Epidemic
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Pandemic
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Non-transmissable disease
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Physical Hazard
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Mutagen
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Detailed explanation-1: -It is estimated that about 500 million people or one-third of the world’s population became infected with this virus. The number of deaths was estimated to be at least 50 million worldwide with about 675, 000 occurring in the United States. Your browser can’t play this video.
Detailed explanation-2: -It was caused by an H1N1 virus with genes of avian origin. Although there is not universal consensus regarding where the virus originated, it spread worldwide during 1918-1919. In the United States, it was first identified in military personnel in spring 1918.
Detailed explanation-3: -More than 50 million people died of the disease worldwide, with 675, 000 in the U.S. There is some disagreement on that figure, with recent researchers suggesting it was about 17.4 million deaths, while others go as high as 100 million. The fatality rate for the Spanish flu is calculated at about 2%.
Detailed explanation-4: -World War I claimed an estimated 16 million lives. The influenza epidemic that swept the world in 1918 killed an estimated 50 million people. One fifth of the world’s population was attacked by this deadly virus. Within months, it had killed more people than any other illness in recorded history.