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Officials have long promoted the use of the increaseCoronavirus test as a way to better combat the propagation of the virus. And then there may be somePrecision issuesThe medical experts agree that the test is one of the best ways to detect and contain a new epidemic before it can become out of control. Now, a new study of the National Office of Statistics (ONS) in the U.K shows. Why is particularly important to obtain frequently tested:78 percent of people who have been positive for Covid-19 did not show any symptoms when they buffered.

The study that focused on a number ofCOVID-19 infections Within private households, hospitals, nursing homes and other institutions in England highlights the importance of "silent spreaders"Patients with COVID-19 Who continue to interact with others, do not know they are actually contagious, the BBC reports. Depending on the research, 78 percent of respondents who had COVID-19 said they do not have symptoms the day they tested. This figure includes at oncepresicious patients, Which end up showing signs of the virus, as well asAsymptomatic patients, Which develop visible symptoms of the disease.

While the NOs were quick to reportthat the test group of 120 patients Takened too small to draw strong conclusions as to who could be more likely to be infected, it is clear "silent spreaders" have become a concern. Covid-19 patients without symptoms have become numerous studies on the recently coronavirus pandemic that scientists struggle to get an idea of ​​how the disease can spread so quickly within communities. A May Centers for Disease Control and Prevention (CDC) report estimates that 40 percent of all coronavirus transmissions occur frompeople who do not have any symptoms.

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As for the tests take place,Emily Landon, MD,Epidemiologist and Infectious Disease Specialist At the University of Chicago Medicine, told NPR in June that it takes at least three to five days after exposure toPositive test for coronavirus.

So, if you hadClose contact with someone Covid-19 or if you have been in a high-risk situation, it's worthtest to know. Beware that you could get a false negative result. According to a study published in JuneAnnals of internal medicine, There is a lot offalse negatives COVID test results, usually because the test is done too soon or too late in the patient's disease. And to learn more about how Covid can attack your respiratory system, seeThis is how coronaviruses will most likely enter your Finds, study.