The most leading problem that the whole country is facing is the, “CORONA VIRUS”. The main purpose of the research is to know the molecular structure and the life cycle of the corona virus. The origin and spread of corona virus is elaborated. The worldwide this viral spread makes it important to know about the clinical symptoms and the diagnosis of the disease. The paper deals with the course of treatment for the disease. It highlights the efforts of the countries worldwide to find a proper treatment for the disease.