Is there smallpox in Africa?

Smallpox is an ancient disease and was present in Africa, Asia and Europe since 400 BC.

When was smallpox eradicated in Africa?

The Program made steady progress toward ridding the world of this disease, and by 1971 smallpox was eradicated from South America, followed by Asia (1975), and finally Africa (1977).

Where does smallpox still exist?

Currently, there is no evidence of naturally occurring smallpox transmission anywhere in the world. Although a worldwide immunization program eradicated smallpox disease decades ago, small quantities of smallpox virus officially still exist in two research laboratories in Atlanta, Georgia, and in Russia.

Who brought smallpox to Africa?

African epidemics

Arab ports in Coastal towns in Africa likely contributed to the importation of smallpox into Africa, as early as the 13th century, though no records exist until the 16th century.

What countries had smallpox?

Worldwide, since January 1, 1976, smallpox cases have been detected only in certain areas of Ethiopia, Kenya, and Somalia (Figure_1).

Where did smallpox come from?

Smallpox is thought to have originated in India or Egypt at least 3,000 years ago. The earliest evidence for the disease comes from the Egyptian Pharaoh Ramses V, who died in 1157 B.C. His mummified remains show telltale pockmarks on his skin.

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What animal did smallpox come from?

Smallpox is an acute, contagious disease caused by the variola virus, a member of the genus Orthopoxvirus, in the Poxviridae family (see the image below). Virologists have speculated that it evolved from an African rodent poxvirus 10 millennia ago.

Can you be naturally immune to smallpox?

Just because you were exposed to smallpox does not mean that you were necessarily exposed and infected. The only way that one becomes immune to the disease is by natural disease (development of rash) and by successful vaccination, although the vaccination does not provide life-long immunity.

Can you survive smallpox?

Most people who get smallpox survive. However, a few rare varieties of smallpox are almost always fatal. These more-severe forms most commonly affect pregnant women and people with impaired immune systems. People who recover from smallpox usually have severe scars, especially on the face, arms and legs.

When did smallpox become a pandemic?

The Smallpox Pandemic of 1870-1874.

Who brought smallpox to America?

They had never experienced smallpox, measles or flu before, and the viruses tore through the continent, killing an estimated 90% of Native Americans. Smallpox is believed to have arrived in the Americas in 1520 on a Spanish ship sailing from Cuba, carried by an infected African slave.

Is there a vaccine for smallpox?

The smallpox vaccine is the only way to prevent smallpox. The vaccine is made from a virus called vaccinia, which is another pox-type virus related to smallpox. The vaccine helps the body develop immunity to smallpox. It was successfully used to eradicate smallpox from the human population.

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Who brought vaccines to America?

When the smallpox vaccine was first introduced to America in 1800 by Benjamin Waterhouse, a friend of the British discoverer of the vaccine Edward Jenner, it was welcomed by the Founding Fathers [2].

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