Photo used with the permission of the World Health Organization (WHO). View Media Gallery Types of smallpox The 2 predominant variants of variola, major and minor, differ greatly in their mortality rates (30% vs 1%, respectively). Variola major was the predominant endemic strain throughout...
By breathing in the virus during close, face-to-face contact with an infected person. It usually spreads through drops of saliva when the person coughs, sneezes, or speaks. By handling the clothes or sheets of an infected person or coming into contact with their body fluids. Very rarely, ...
Smallpox is transmitted through contact with an infected person. Direct face-to-face contact can spread the virus through droplets to other persons...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough home...
A field hospital in Virginia, photographed in 1862, shows the grim conditions during the Civil War.Library of Congress; Photo by James Gibson At the battle of Chancellorsville, fought this week in 1862, nearly 5,000 Confederate troops were unable to take their posts as the result...
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(World History Archive/Alamy Stock Photo) A“Founding Mother” Ahead of Her Time. Abigail Adams, left, loved her husband, but found irritating his dismissive attitude toward the roles of women, and was not shy about telling him so. (National Gallery of Art) Circulation by the enemy of ...
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In southwestern Asia it had been known for centuries that a healthy person could bemade immuneto smallpox by being injected with pus taken from the sores of an infected person. Another technique, practiced in China, was to grind the scabs of a smallpox victim and blow the powder through a...
If a smallpox vaccination is successful, a scar will form where you received the shot. (Photo Credit: Moment RF/Getty Images) Smallpox history Historians believe that smallpox has been around for at least 3,000 years. This is based on smallpox-like rashes found on Egyptian mummies from th...