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Ebola, also known as Ebola virus disease (EVD) and Ebola hemorrhagic fever (EHF), is a viral hemorrhagic fever in humans and other primates, caused by ebolaviruses. [1] Symptoms typically start anywhere between two days and three weeks after infection. [ 3 ]
Of the four disease-causing viruses in the genus Ebolavirus, Ebola virus (or the Zaire Ebola virus) is dangerous and is the virus responsible for the epidemic in Western Africa. [ 236 ] [ 237 ] Since the discovery of the viruses in 1976, Ebola virus disease has been confined to areas in Middle Africa, where it is native.
Ebola virus disease in the U.S. ... What we're seeing now is not an "outbreak" or an "epidemic" of Ebola in America. This is a serious disease, but we can't give in ...
Ebola Virus Disease Cases and Deaths HealthGrove ... said the human misery and deaths should prompt serious reflection "on how and why the global response to the greatest Ebola calamity in human ...
The lack of written records in many places and the destruction of many native societies by disease, war, and colonization make estimates uncertain. Deaths probably numbered in the tens or perhaps over a hundred million, with perhaps 90% of the population dead in the worst-hit areas.
Transmission of the ebolaviruses between natural reservoirs and humans is rare, and outbreaks of Ebola virus disease are often traceable to a single case where an individual has handled the carcass of a gorilla, chimpanzee, bats, [9] or duiker. [10]
The announcement came amid fears that the virus might mutate and become more virulent and "represents a serious national security concern." [ 157 ] The United States also plans to send 400,000 home protective kits to the four counties in Liberia that have been hit the hardest by Ebola.
According to the Centers for Disease Control, Ebola on dry surfaces, such as doorknobs and countertops, can survive for several hours; however, the virus in body fluids (such as blood) can survive ...