How we conquered the deadly smallpox virus - Simona Zompi
View full lesson: http://ed.ted.com/lessons/how-we-conquered-the-deadly-smallpox-virus-simona-zompi For 10000 years, humanity suffered from the scourge of smallpox. The virus killed almost...
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10,000 years ago,a deadly virus arose in northeastern Africa.The virus spread through the air,attacking the skin cells,bone marrow,spleen,and lymph nodes of its victims.The unlucky infected developed fevers,vomiting,and rashes.30% of infected people diedduring the second week of infection.Survivors bore scars and scabsfor the rest of their lives.Smallpox had arrived.In 1350 B.C., the first smallpox epidemicshit during the Egypt-Hittite war.Egyptian prisoners spread smallpoxto the Hittites,which killed their kingand devastated his civilization.Insidiously, smallpox made its way around the worldvia Egyptian merchants,then through the Arab world with the Crusades,and all the way to the Americaswith the Spanish and Portuguese conquests.Since then, it has killed billions of p...
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10,000 years ago,a deadly virus arose in northeastern Africa.The virus spread through the air,attacking the skin cells,bone marrow,spleen,and lymph nodes of its victims.The unlucky infected developed fevers,vomiting,and rashes.30% of infected people diedduring the second week of infection.Survivors bore scars and scabsfor the rest of their lives.Smallpox had arrived.In 1350 B.C., the first smallpox epidemicshit during the Egypt-Hittite war.Egyptian prisoners spread smallpoxto the Hittites,which killed their kingand devastated his civilization.Insidiously, smallpox made its way around the worldvia Egyptian merchants,then through the Arab world with the Crusades,and all the way to the Americaswith the Spanish and Portuguese conquests.Since then, it has killed billions of p...
