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The timeline of the COVID-19 pandemic lists the articles containing the chronology and epidemiology of SARS-CoV-2, [1] the virus that causes the coronavirus disease 2019 and is responsible for the COVID-19 pandemic. The first human cases of COVID-19 occurred in Wuhan, People's Republic of China, on or about 17 November 2019. [2]
COVID-19 is expected to circulate indefinitely, but as of 2024, experts were uncertain as to whether it was still a pandemic or had become endemic. [ 2 ] [ 3 ] Pandemics and their ends are not well-defined, and whether or not one has ended differs according to the definition used.
On 26 November at an emergency meeting in Geneva, Switzerland WHO's Technical Advisory Group on SARS-CoV-2 Virus Evolution designated PANGO lineage B.1.1.529 a variant of concern (VOC) and gave it the designation Omicron (skipping Nu and Xi, the next letters in the Greek alphabet in keeping with its nomenclature protocol introduced for the Delta variant).
Early in the pandemic, back in 2021, the World Health Organization reached a different conclusion. ... with a lot about the virus still unknown. In 2023, the U.S. Department of Energy ...
Here’s what to know about COVID in 2024.
In early and mid-January, the virus spread to other Chinese provinces, helped by the Chinese New Year migration. Wuhan was a transport hub and major rail interchange. [204] On 10 January, the virus' genome was shared publicly. [205] A retrospective study published in March found that 6,174 people had reported symptoms by 20 January. [206]
“I would say the most important thing for people to know is that the virus is out there, as ... “Any new subvariant is a sign that the SARS-CoV-2 virus is still evolving; it’s still here ...
For a given epidemic or pandemic, the average of its estimated death toll range is used for ranking. If the death toll averages of two or more epidemics or pandemics are equal, then the smaller the range, the higher the rank. For the historical records of major changes in the world population, see world population. [3]