A new major epidemic foci of corona virus disease 2019 known as COVID-19, previously known as 2019-nCoV have been identified and rapidly expanding throughout the world without traceable origin since early 2020. The disease has drastically increased and the affected number of countries, states or territories reporting infection to WHO was more than 2001. The 2019 novel corona virus disease outbreak was instigated from Wuhan, Hubei province, China at late December 2019 and affirmed as a public health threat emerging of International anxiety on 30th January 2020 by WHO2. International Committee on Taxonomy of Viruses (ICTV) declared "Severe Acute Respiratory Syndrome Corona Virus (SARS-CoV2)" as the name of novel corona virus, because their genetically similarities with SARS outbreak in 2003. The present review focuses on morphological, genetical characterization of SARS- CoV- 2 as well as the clinical traits and clinical therapies for COVID-19 endemic up to date. The novel coronavirus emergence awaken the echoes of SARS-CoV pandemic in past decades. Yet, with having best technological advance, the exact medication is still a question. It might be a great lesson to the world to equip to deal with most recent emergent viruses in future. The current work will give a deep understanding of CoV-2 to researcher for the further studies
Keywords: COVID-19; SARS CoV-2; Etiology; Epidemiology; Clinical traits and Therapy.