The current threatening outbreak of the world which is caused due to SARS-CoV-2 is COVID-19, reports suggest that bats are the initial reservoir of this virus but intermediate source are not confirmed. Seafood market of Wuhan, Hubaei province are responsible for initiating the spread of this small crown shaped single stranded RNA virus which now infected around 12.7 million across the 213 countries, since it is satisfying stats that are recovered with the recovery rate of 24%. It is challenging for the world how they will secure global health in the time of pandemic. This Review includes complete stats of a novel corona virus which now become a global health emergency.