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A 2022 statement from the World Health Organization (WHO), defines the term this way: “Disease X is [used] to indicate an unknown pathogen that could cause a serious international epidemic.”
Complications may adversely affect the prognosis, or outcome, of a disease. Complications generally involve a worsening in the severity of the disease or the development of new signs, symptoms, or pathological changes that may become widespread throughout the body and affect other organ systems. Thus, complications may lead to the development ...
Sick building syndrome (SBS) is a condition in which people develop symptoms of illness or become infected with chronic disease from the building in which they work or reside. [1] In scientific literature, SBS is also known as building-related illness (BRI) , building-related symptoms (BRS) , or idiopathic environmental intolerance (IEI) .
There was more than a 100-year gap between the COVID-19 pandemic and the 1918 Spanish Flu pandemic, but experts say it likely won’t be that long between pandemics in the future, for a number of ...
[6] [7] In cases in which herd immunity is compromised, on the contrary, disease outbreaks among the unvaccinated population are likely to occur. [ 37 ] The benefits of eradication include ending all morbidity and mortality caused by the disease, financial savings for individuals, health care providers, and governments, and enabling resources ...
The continued transmission of “bird flu” has scientists sounding the alarm and saying it is more widespread than believed (REUTERS) The risk to the American public, the CDC says, remains low.
Another possible case occurred in Belgium in June 1999 when people, mainly schoolchildren, became ill after drinking Coca-Cola. [25] In the end, scientists were divided over the scale of the outbreak, whether it fully explains the many different symptoms and the scale to which sociogenic illness affected those involved.
The Plague of Athens (c. 1652 –1654) by Michiel Sweerts, illustrating the devastating epidemic that struck Athens in 430 BC, as described by the historian Thucydides. The United States Centers for Disease Control and Prevention defines epidemic broadly: "Epidemic refers to an increase, often sudden, in the number of cases of a disease above what is normally expected in that population in ...