As the new type of coronavirus (Covid-19) continues to spread, the World Health Organization (WHO) reports that the virus has been reactivated in COVID-19 patients who appear to have fully recovered cases and the total number of deaths confirmed this weekend in America. started to research. Tests of those who survived COVID-19 are positive. According to current World Health Organization recommendations, COVID-19 patients are considered to be healed if they give negative results for two consecutive days. A second positive diagnosis for COVID-19 was made in 91 patients who had previously had a coronavirus and were discharged with improvement, according to a statement by the South Korean authorities last Friday. In the press release, director of the Disease Control and Prevention Centers of Korea, Jeong Eun-kyeong, said that the firing could have caused the coronavirus to “reactivate” the systems of those who had previously survived this disease (instead of being reinfected). however, it is stated that these cases will carry out additional research before determining whether they offer new understandings about the disease. “We are aware that some patients’ tests (PCR tests) are positive after clinical recovery, but we need a systematic sample collection from recovered patients to better understand how long the live virus has come out of the body,” WHO said. The life span of the virus may be more than known. Based on available information, the lifetime of the new type of coronavirus is known to be about two weeks after the patient begins to experience symptoms such as fever or shortness of breath. If the information that COVID-19’s lifetime is beyond the currently known and accepted period and continues to be contagious, it is predicted that there will be big changes in quarantine periods and decisions taken by public health officials. According to WHO’s explanation, the reason why the tests of patients who survived the new type of coronavirus is positive is not known, “We are in close communication with the experts and we are trying to get more information about these cases. . ” expressions are included.