Abstract
Today, COVID-19 (Novel corona virus) became a global health threat which is infected approx 3 million people affecting 210 countries across the globe till date which came into view from Wuhan, China rising in people who are linked with the Wuhan's seafood market, which is caused by severe acute respiratory syndrome Corona virus-2 (SARS-COV-2) and affects the lower respiratory tract and manifests as pneumonia in humans. Since, bats could be possible primary reservoir for novel corona virus but there is no consistent evidence of intermediate for animal to human transmission. Its tendency of human to human transmission and worldwide reports makes compulsion for World Health Organization (WHO) to declare the novel corona virus as pandemic. Till date, there is no antiviral treatment or vaccine available against COVID-19. In response to this global health emergency, the present article summarized the threat, transmission, spread, biology and preventions.
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