REVIEW ON ORIGIN AND CONCATENATION OF COVID-19

Since 2019-November on world facing whole world is facing an unprecedented health problem. The WHO has said that a pandemic infection are coming with a new virus species of coronavirus is called SARS-CoV-2. Coronavirus 2019 is associated with global health and acute coronary respiratory syndrome coronavirus-2. COVID-19 is widely spread through drip channels. The virus causes mild symptoms in many who have manifested many symptoms, dry cough, fatigue, muscle aches and bruises; Common symptoms include diarrhea, colds, hemoptysis, sore throat and runny nose. Severe infections, which are the main treatment options for critical care patients, include severe lung burns, sepsis, ARDS and septicemia. Here we present nine key research questions related to virus infection, releasing anonymous, treatment, pre-symptomatic viruses, diagnosis, vaccine growth, origins of the virus and also viral infections, etiology, viral infections, clinical picture, treatment and infection. Effective treatment is not yet available. Every day there is an increase in morbidity and mortality, and adherence to the instructions of infection prevention and infection should control government organizations are the basis to the fight against viruses.