Search results
Results from the WOW.Com Content Network
Disease Death toll Percentage of population lost Years Location 2 1918 Flu: Influenza A/H1N1: 17–100 million 1–5.4% of global population [4] 1918–1920 Worldwide 2 Plague of Justinian: Bubonic plague 15–100 million 25–60% of European population [5] 541–549 North Africa, Europe, and Western Asia 3 HIV/AIDS pandemic: HIV/AIDS
Monot et al. (2005) determined that leprosy originated in East Africa or the Near East and traveled with humans along their migration routes, including those of trade in goods and slaves. The four strains of M. leprae are based in specific geographic regions where each predominantly occurs: [1] Strain 1 – East Africa, Asia, and the Pacific region
The history of malaria extends from its prehistoric origin as a zoonotic disease in the primates of Africa through to the 21st century. A widespread and potentially lethal human infectious disease, at its peak malaria infested every continent except Antarctica . [ 1 ]
This disease is thought to have originated in China. [19] It then spread to Africa from where the huge city of Constantinople imported massive amounts of grain, mostly from Egypt, to feed its citizens. The grain ships were the source of contagion for the city, with massive public granaries nurturing the rat and flea population.
Map with the main travels of the Age of Discovery (began in 15th century). In Europe during the age of exploration, diseases such as smallpox, measles and tuberculosis (TB) had already been introduced centuries before through trade with Asia and Africa. People had developed some antibodies to these and other diseases from the Eurasian continent.
Diseases such as yellow fever, sleeping sickness, yaws, and leprosy made Africa a very inhospitable place for Europeans. The deadliest disease was malaria, endemic throughout Tropical Africa. In 1854, the discovery of quinine and other medical innovations helped to make conquest and colonization in Africa possible. [99]: 269
Main page; Contents; Current events; Random article; About Wikipedia; Contact us
Zoonoses can be caused by a range of disease pathogens such as emergent viruses, bacteria, fungi and parasites; of 1,415 pathogens known to infect humans, 61% were zoonotic. [11] Most human diseases originated in non-humans; however, only diseases that routinely involve non-human to human transmission, such as rabies, are considered direct ...