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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]
WHO reports that given community transmission the number of cases doubles every 1.5 to three days. The variant is now in 89 counties, and its severity profile remains unknown. [126] Seven to ten percent of new confirmed coronavirus cases in France are suspected to be of the Omicron variant and the travel ban on the UK comes into force. [127]
The history of coronaviruses is an account of the discovery of the diseases caused by coronaviruses and the diseases they cause. It starts with the first report of a new type of upper-respiratory tract disease among chickens in North Dakota, U.S., in 1931.
The variant's parent lineage, BA.2.86, has a large number of mutations compared to the original version of omicron — and those changes have enabled the virus to sidestep existing immunity ...
KP.3.1.1 is still the dominant COVID-19 variant in the United States as it accounts for nearly 60% of positive cases, but the new XEC variant is not far behind, recent Centers for Disease Control ...
As we move into the thick of respiratory virus season, there’s a new COVID-19 variant to keep your eye on: HV.1. Cases of this variant are increasing at a rapid pace in the U.S., and it seems to ...
Symptoms of COVID-19. Some less common symptoms of COVID-19 can be relatively non-specific; however the most common symptoms are fever, dry cough, and loss of taste and smell. [1] [22] Among those who develop symptoms, approximately one in five may become more seriously ill and have difficulty in breathing.
The symptoms of HV.1 and other COVID-19 variants can look very similar to other viruses, including respiratory syncytial virus (RSV), influenza and rhinovirus, which usually causes the common cold.