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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.
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]
1759 North America measles outbreak 1759 North America Measles: Unknown [109] 1760 Charleston smallpox epidemic 1760 Charleston, British North America: Smallpox: 730–940 [110] [111] 1762 Havana yellow fever epidemic 1762 Havana, Cuba: Yellow fever: 8,000 [106] 1763 Pittsburgh area smallpox outbreak 1763 North America, present-day Pittsburgh ...
In the 150 years that followed Columbus's arrival in 1492, the Native American population of North America was reduced by 80 per cent from diseases, including measles, smallpox and influenza. [66] [67] The damage done by these viruses significantly aided European attempts to displace and conquer the native population. [68] [69]
An epidemic of Zika fever, caused by Zika virus, began in Brazil and affected other countries in the Americas from April 2015 to November 2016. The World Health Organization (WHO) declared the end of the epidemic in November 2016, but noted that the virus still represents "a highly significant and long term problem". [2]
Since the 1993 outbreak, other hantaviruses that cause HPS have been found in the US and throughout the Americas. Sin Nombre virus remains the most common cause of HPS in North America. Although the disease was feared by many to be contagious during the 1993 outbreak, human-to-human transmission of the Sin Nombre virus has never been observed.
Researchers looked through the medical literature of established cases of illnesses and found that 218 out of the known 375 human infectious diseases, or 58%, seemed to be made worse by one of 10 ...
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