COVID-19 is an infectious disease caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). The disease causes mild to severe respiratory illness with the most common symptoms being cough, fever, tiredness, and difficulty breathing (in more severe cases). You can protect yourself and others by washing your hands frequently, maintaining social distance (2 meters or 6 feet), wearing a mask, and cleaning and disinfecting frequently touched surfaces daily.
Dangerous river pollution in India; COVID-19 modeling needs better data – One Health Trust October 03, 2022
