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The coronavirus is on everyone’s minds. As an epidemiologist, I find it interesting to hear people using technical terms – like quarantine or super spreader or reproductive number – that my ...
Difference between outbreak, endemic, epidemic and pandemic In epidemiology , an outbreak is a sudden increase in occurrences of a disease when cases are in excess of normal expectancy for the location or season.
Due to the long time spans, the first plague pandemic (6th century – 8th century) and the second plague pandemic (14th century – early 19th century) are shown by individual outbreaks, such as the Plague of Justinian (first pandemic) and the Black Death (second pandemic).
Coronavirus diseases are a family of usually mild illnesses in humans, including those such as the common cold, that have resulted in outbreaks and pandemics such as the 1889-1890 pandemic, [121] [122] the 2002–2004 SARS outbreak, Middle East respiratory syndrome–related coronavirus and the COVID-19 pandemic.
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 ...
Outbreak response or outbreak control measures are acts which attempt to minimize the spread of or effects of a disease outbreak.Outbreak response includes aspects of general disease control such as maintaining adequate hygiene, but may also include responses that extend beyond traditional healthcare settings and are unique to an outbreak, such as physical distancing, contact tracing, mapping ...
Public health experts are warning of a ‘quad-demic’ this winter. Here’s where flu, COVID, RSV, and norovirus are spreading
Common source outbreak of Hepatitis A in Nov-Dec 1978. This epidemic curve shows a presumed first case, known as the index case on November 6, 1978. 4 days later, there was a steep increase in cases, followed by the curve tapering down to zero. Some cases were food handlers, and some secondary cases.