While there are still many uncertainties surrounding the COVID-19 pandemic, there is one thing that remains indisputable: Masks play an important role in slowing the spread. At the start of the ...

Home-made cloth face masks likely need a minimum of two layers, and preferably three, to prevent the dispersal of viral droplets from the nose and mouth that are associated with the spread of COVID-19 ...

There is no question among scientists that wearing one mask is better than not having any mask at all at combating the coronavirus. But with a more contagious variant strain of the coronavirus ...