Covid-19 is the virus, which have killed uncountable people in the world. It was first identified in december 2019 in wuhan, Hubei province, China and then spread to the world and most of the countries affected by this Covid-19 virus. All world countries economies affected badly and major disruptions to daily life and the global economy. The outbreak was declared a public health emergency of international concern by the WHO on january 30,2020 and later a pandemic on March 11,2020. Government around the world implemented various measures such as lockdowns, travel restrictions, and social distancing to crub the spread of the virus. The pandemic has had far-reaching social,economic,and health crises. Efforts to combat COVID-19 continue,with ongoing research, vaccination drives, and international cooperation to mitigate its effects.