The word Covid is made up of Co = Corona, Vi = Virus and D = Disease. Latin word corona means crown like or crown. Corona virus or Covid-19 is a large crown-like virus particle of the family Coronaviridae with a bilayer lipid envelope. Covid-19 is the deadliest virus in the world. It is the number one planet in the world today. The novel corona is the second RNA virus. It is a circular, non-segmented and single-stranded RNA virus of 27-32 Kb in size. The World Health Organization declared Covid-19 as a Pandemic on March 11, 2020.