Which Face Masks Actually Work Against Covid 19
But are all those products equally effective at stopping COVID-19? There is a growing scientific consensus that face coverings can help stop the spread of the virus. (Though doctors say you should keep washing your hands and social distancing as well.) Contagious people likely release COVID-19 germs when they speak, yell, sing, sneeze, or cough, especially indoors, where poor ventilation may allow the virus to linger in the air longer....