A REVIEW OF STUDY ON UNDERSTANDING OF COVID‐19 BASED ON CURRENT EVIDENCE

COVID-19, often known as the Corona virus, is a virus that infects humans. It is a phrase that is often used to refer to SARS-CoV-2, a newly found strain of coronavirus that was designated a worldwide pandemic by the World Health Organization on March 11, 2020, and is spreading rapidly ( World Health Organization ). It was initially discovered at the central hospital of Wuhan City, Hubei Province, China, on December 31, 2019, that the current continuing pandemic, which has the potential to spread widely and pose a danger to public health, had begun. A significant number of people all over the world experienced emotional stress as a result of this outbreak, making it essential to grasp the fundamentals of ncov-19/novel coronavirus infection. Basic information about COVID-19 will be covered in this section, including the first human coronavirus and observations of it, the design of COVID-19, the virus's life cycle and infiltration into host cells, diagnosis, the various stages of COVID-19, and risk factors and preventive measures for COVID-19.

Keywords:  COVID-19, RT-PCR, SARS, SARS-nCOV-19,SARS2.