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By late November 2019, coronavirus disease 2019 had broken out in Wuhan, China. [2]As reported in Clinical Infectious Diseases on November 30, 2020, 7,389 blood samples collected between December 13, 2019, and January 17, 2020, by the American Red Cross from normal donors in nine states (California, Connecticut, Iowa, Massachusetts, Michigan, Oregon, Rhode Island, Washington and Wisconsin ...
January 22. On January 22, the U.S. passed 25 million cases, with one of every 13 Americans testing positive for COVID-19. [ 24] January 24. On January 24, the Capitol Police announced that 38 police officers have tested positive for COVID-19 since the January 6 riot at the United States Capitol. [ 25] January 25.
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 ( COVID-19) 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]
The median delay for COVID-19 is four to five days [17] possibly being infectious on 1-4 of those days. [18] Most symptomatic people experience symptoms within two to seven days after exposure, and almost all will experience at least one symptom within 12 days. [17] [19] Most people recover from the acute phase of the disease.
On average, flu symptoms tend to develop two days after exposure to the virus, whereas RSV symptoms tend to take around four to six days to appear, and Covid's typical incubation is three to four ...
WHO announces that "Of 899,935 Covid-19 test samples sequenced and uploaded to the global Covid database in the last 60 days, 897,886 (99.8%) were confirmed to be Delta, while 713 (0.1%) were Omicron." Cases in South Africa rise by 110% in one week. [90] Cuba reports its first case, in a person who had traveled from Mozambique. [91]
COVID-19 pandemic. This article documents the chronology and epidemiology of SARS-CoV-2 in 2019, the virus that causes coronavirus disease 2019 ( COVID-19) and is responsible for the COVID-19 pandemic. The first human cases of COVID-19 known to have been identified were in Wuhan, Hubei, China, in December 2019, which marked the beginning of the ...
On February 6, 57-year-old Patricia Dowd of San Jose, California became the first COVID-19 death in the United States discovered by April 2020. She died at home without any known recent foreign travel, after being unusually sick from flu in late January, then recovering, remote working, and suddenly dying on February 6.
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