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The disease killed an estimated 400,000 Europeans annually during the 19th century and one-third of all the blindness of that time was caused by smallpox. 20 to 60% of all the people that were infected died and 80% of all the children with the infection also died. It caused also many deaths in the 20th century, over 300–500 million.
Unlike some diseases, Thiamine deficiency or beriberi, is a treatable, preventable disease caused by the deficiency of vitamin B 1. [29] First seen in 1642 by the Dutch physician Jacobus Bontius, it was named for the Sinhalese word meaning weakness-weakness. [29] Beriberi is seen in two forms: wet and dry.
Widespread non-communicable diseases such as cardiovascular disease and cancer are not included. An epidemic is the rapid spread of disease to a large number of people in a given population within a short period of time; in meningococcal infections , an attack rate in excess of 15 cases per 100,000 people for two consecutive weeks is considered ...
Some of these diseases included gonorrhea, syphilis, influenza, cholera, tuberculosis, the mumps, measles, smallpox, and leprosy (which lead to the creation of a leper colony on Molokai in the mid-1800s). [2] [3] While each disease brought a different outcome, they all contributed to the reduction of the Native Hawaiian population as they ...
The American era of limited infectious disease ended with the arrival of Europeans in the Americas and the Columbian exchange of microorganisms, including those that cause human diseases. European infections and epidemics had major effects on Native American life in the colonial period and nineteenth century, especially.
Disease was another leading cause of death, with rats and fleas being the common carriers of disease, specifically plagues, during this era. [9] The Black Death was a plague that affected much of the world, originating in Asia and spreading to Europe through diseased fleas and rats. This epidemic has been reported to have been the cause of ...
Causes Unknown Sweating sickness , also known as the sweats , English sweating sickness , English sweat or sudor anglicus in Latin, was a mysterious and contagious disease that struck England and later continental Europe in a series of epidemics beginning in 1485.
Cholera caused more deaths than any other epidemic disease in the 19th century, [2] and as such, researchers consider it a defining epidemic disease of the century. [ 3 ] [ 4 ] The medical community now believes cholera to be exclusively a human disease, spread through many means of travel during the time, and transmitted through warm fecal ...