Search results
Results from the WOW.Com Content Network
The Columbian exchange, also known as the Columbian interchange, was the widespread transfer of plants, animals, and diseases between the New World (the Americas) in the Western Hemisphere, and the Old World (Afro-Eurasia) in the Eastern Hemisphere, from the late 15th century on.
The first European contact in 1492 started an influx of communicable diseases into the Caribbean. [1] Diseases originating in the Old World (Afro-Eurasia) came to the New World (the Americas) for the first time, resulting in demographic and sociopolitical changes due to the Columbian Exchange from the late 15th century onwards. [1]
During the 4- to 12-day incubation period, an infected individual shows no symptoms, but as the disease progresses, the following symptoms appear: runny nose, cough, red eyes, extremely high fever and a rash. Measles is an endemic disease, meaning that it has been continually present in a community, and many people developed resistance. In ...
The arrival and settlement of Europeans in the Americas resulted in what is known as the Columbian exchange. During this period European settlers brought many different technologies, animals, plants, and lifestyles with them, some of which benefited the indigenous peoples [citation needed]. Europeans also took plants and goods back to the Old ...
[10] [12] Measles was later brought to Hawaii in 1848 with Christian missionaries and other Western crews, and quickly spread through the islands. [10] By the end of the epidemic, it is estimated that between 10% and 33% of the Hawaiian population had died. [12] Since the outbreak of 1848, there have been six other major outbreaks of measles. [12]
During the colonial period, smallpox remained a scourge, especially on the indigenous population. There was a major epidemic between 1790 and 1791 that started in Valley of Mexico, [7] principally affecting children. [8] More people recovered than died. In Mexico City, of 5400 cases admitted to the hospital, 4431 recovered and 1,331 died.
Measles is considered one of the most contagious diseases, Russo notes, making it easy to spread quickly among unvaccinated people. "Some of these diseases are potentially lethal," he says.
When the New world was colonized by the Old around 1500 CE there was a major movement of cultivated crops, which was known as the Columbian Exchange. The Old world brought back seeds for foods such as corn, peppers, tomatoes and pineapples. In exchange, Europeans brought with them apples, pears, stone and citrus fruits, bananas and coconuts.