Face masks are employed primarily by people locally to prevent sick people from spreading infection.
Several counties and cities through the Bay Area now require residents to put on face coverings in some public settings, following health orders meant to curb the spread in the coronavirus.
However, there is an essential distinction between the lack of evidence and proof of absence. Evidence that face masks can provide effective protection against respiratory infections in the community is scarce, as acknowledged in recommendations through the UK and Germany.7, 8 However, markers are popular by medical workers in droplet precautions when looking after patients with respiratory infections. It would be reasonable to suggest vulnerable individuals avoid crowded areas and rehearse surgical goggles rationally when exposed to high-risk areas. As evidence suggests COVID-19 could be transmitted before symptom onset, community transmission could be reduced if everyone, including people who have been infected but you, are asymptomatic and contagious, wears a face mask.