A Review of Covid-19 Detailed Study of History, Life Cycle, Diagnosis and Prevention of Corona Virus

Coronavirus Disease-2019 is a new life-threatening, quickly-spreadable pandemic disease. It is a huge family of viruses known to cause sickness from breathing trouble, fever, fatigue, cough, sore throat, breathlessness, and common cold to the continuation of acute respiratory tract infection and the severity of the infection sometimes visible as pneumonia, acute respiratory syndrome and even death. The disease is commonly known as COVID-19. Since December 2019, Covid-19 emerged in Hunan seafood market at Wuhan in South China and rapidly spreading throughout the world, the virus epidemic has been proclaimed a public health emergency of International concern by World Health Organization (WHO). An exceedingly infectious potential for spreading resulted in the universal coronavirus disease 2019 (COVID-19) pandemic in 2020. Though some specialists cast doubts that the virus is transmitted from animals to humans, there are mixed results on the origin of coronavirus. In this review, we go through the history of covid-19, virus life cycle, diagnosis, and prevention with reference to the historical coronavirus pandemic in 2002.