The disease has since spread worldwide, leading to an ongoing pandemic.. During the SARS outbreak in 2002-2003, aerosols drove severe bouts of viral spread in health care settings, Gordon said. Symptoms of COVID-19 are variable, but often include fever, cough, headache, fatigue, breathing difficulties, and … Chinese officials have now banned meat trade in wet markets like Huanan, which was shut down on January 1. Coronavirus disease 2019 (COVID-19) is a contagious disease caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). The SARS outbreak in 2003 also started in a wet market. A number of vaccines have already achieved emergency … In the year since the emergence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and with understanding of the etiology of the coronavirus disease 2019 (COVID-19) pandemic, it has become clear that most infected individuals achieve some form of immunity against the virus with relatively few reported reinfections. The official name of the new virus - Severe Acute Respiratory Syndrome Coronavirus 2 (Sars-CoV-2) - was chosen because it is genetically related to the 2003 outbreak (officially Sars-CoV). The first known case was identified in Wuhan, China in December of 2019. Severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2) is the virus that causes COVID-19 (coronavirus disease 2019), the respiratory illness responsible for the COVID-19 pandemic.
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