The researchers said the balance of evidence is that wearing face coverings reduces ... both indicated that mask wearing could or did reduce transmission of SARS-CoV-2 by about 19%.

Common face mask annoyances and solutions for how to fix ... studies of mask usage to prevent the spread of respiratory illnesses such as SARS, another type of coronavirus, show that even a ...

The novel coronavirus, dubbed SARS-CoV-2, began as a "cluster of severe ... payments is making the world less resilient in the face of increasing numbers of major natural disasters.