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This article is brief review about the novel corona virus disease (nCOVID) or corona virus disease-19 (COVID-19) and its impact over the globe. Its typically deals with the effect in various countries with the comparative study of confirmed cases, recovery ratio and death ratio of COVID-19. This disease affects the respiratory system and it spread through the droplets of saliva, cough and sneeze of nose of infected people COVID-19 was first time reported in Wuhan city of Hubei Province of china in December 2019 which is later on 11 March 2020 becomes pandemic declared by world health organization.