The word covid 19 refers to the air brone diseases caused by Corona virus in which " co" means Corona, "vi" means virus and "d" means disease. It is very familiar to all as it is spreading rapidly worlwide and has been already affected in 213 countries. It was first derived from the Wuhan city of hubei province, China and had spread by bat-human. Apart for some countries it has now become a huge problem of today and its effects in daily life of general people is really unbearable. The worlwide death rate is increasing day by day. The economic condition of today's world is not sound. The problem of poverty, unemployment is high and people are facing a lot of difficulties. The common symptoms of covid 19 include common cold, cough, fever, headache etc. Generally, older people, child and people with long term uncurable diseases i.e high blood pressure, diabetes etc appear to be more vulnerable once infected by it because of their low immunity p
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