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Disease in colonial America that afflicted the early immigrant settlers was a dangerous threat to life. Some of the diseases were new and treatments were ineffective. Malaria was deadly to many new arrivals, especially in the Southern colonies.
The prevalence of the disease in the South in areas of black populations convinced United States scientists that cholera was associated with African Americans. Current researchers note they lived near the waterways by which travelers and ships carried the disease and their populations were underserved with sanitation infrastructure and health care.
After its introduction to Mexico in 1519, the disease spread across South America, devastating indigenous populations in what are now Colombia, Peru and Chile during the sixteenth century. The disease was slow to spread northward due to the sparse population of the northern Mexico desert region.
While working on plantations in the Southern United States, many slaves faced serious health problems. Improper nutrition, the unsanitary living conditions, and excessive labor made them more susceptible to diseases than their owners; the death rates among the slaves were significantly higher due to diseases.
Mexico, Central America, South America: Smallpox kills 5–8 millions of native inhabitants of Mexico. Unintentionally introduced at Veracruz with the arrival of Panfilo de Narvaez on April 23, 1520, and was credited with the victory of Cortes over the Aztec empire at Tenochtitlan (present-day Mexico City) in 1521.
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]
Taking precautions to protect yourself from a quartet of infectious diseases can lessen your odds of starting off 2025 sick. Public health experts are warning of a ‘quad-demic’ this winter.
Europe, North America, South America Influenza: Unknown [158] 1862 Pacific Northwest smallpox epidemic: 1862–1863 Pacific Northwest, Canada and United States Smallpox: 20,000+ [159] [160] [161] 1861–1865 United States typhoid fever epidemic 1861–1865 United States Typhoid fever: 80,000 [162] Fourth cholera pandemic: 1863–1875 Middle ...