How could wearing a mask help build immunity to COVID-19? It’s all about the viral dose
- Written by Larisa Labzin, Research Fellow, Institute for Molecular Bioscience, The University of Queensland
People infected with SARS-CoV-2, the virus that causes COVID-19, can spread the virus when they speak, sing, cough, sneeze or even just breathe. Scientists think face masks help limit virus spread by protecting everyone else from the infected wearer. As a result, face maks are now mandatory in many cities, states and countries to limit the spread...





