Face masks can help to reduce transmission of respiratory viruses such as influenza, according to experts and medical ...

A new gold-standard review of mask studies suggests we don't know much about how well masks work. Don't be fooled.

This week marks five years since March 13, 2020, the day President Donald Trump declared a national state of emergency over ...

Straight up: Do masks work? They do. But masks don't eliminate Covid-19. Variations in type of mask and how well and often people wear them make a big difference. For the same reasons, the ...

In relation to the research reported here, there was no direct funding. Trish Greenhalgh has received funding for related work from Wellcome Trust and National Institute for Health and Care Research.