October 20, 2021
The 2019-20 COVID-19 pandemic is an ongoing pandemic of coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). This disease was first experienced in Wuhan, Hubei, China, in December 2019, and was recognized as a pandemic by the World Health Organization (WHO) on 11 March 2020. As of 25 March, more than 434,000 cases in The COVID- 19 were reported in more than 190 countries and territories, resulting in more than 19,600 deaths and more than 109,000 acquired pulses.The virus is usually spread during close contact and through respiratory droplets made by humans. coughing or sneezing. The main way the disease is spread is through respiratory droplets expelled by a person who is coughing. The virus is considered to spread mostly from person-to-person… Among people close to each other… Via respiratory drops made when an infected person coughs or sneezes. Respiratory drops can be made on breathing but the virus is not considered an airway disease. It can also spread if one touches a contaminated face and then their face. These drops on the ground of things and on man. Some people then get COVID-19 by touching these objects or surfaces, then touching their eyes, nose or mouth. It is more contagious to people, even if it can spread before symptoms show up. The time between exposure and symptom onset is usually about five days, but can range from two to fourteen days. These symptoms may appear 2-14 days after exposure-> Common symptoms include fever, cough, and shortness of breath. Complications may include pneumonia and acute respiratory depression syndrome. There is no known vaccine or specific antiviral treatment. Primary treatment is symptomatic and supportive therapy. Recommended preventative measures include hand washing, covering mouth when coughing. Efforts to prevent the spread of the virus include travel restrictions, quarantines, curfews, event postponements and cancellations, and facility closures. These include a quarantine in Hubei, national quarantines in Italy, elsewhere in Europe and India, curfew measures elsewhere in China and South Korea, various border closures or passenger clearances. , screening of airports and railway stations, and travel advisories about regions with community transmission. Schools and universities have closed either on a national or local basis in more than 124 countries, affecting more than 1.2 billion students.