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Masks aren't about personal protection. In fact the masks that do offer personal protection often have vents which undermines the entire point of wearing the m
by kaonashi 6y ago
Masks aren't about personal protection. In fact the masks that do offer personal protection often have vents which undermines the entire point of wearing the masks in the first place.
You wear them because you might be infected and not know it, and it helps to stop spittle from your exhalations and speaking from atomizing into the air.
- hcknwscommenter 6y agoThe last part is very true. The first part is not true. It's one of the surprising things we have discovered about this unusual pandemic. Unvented, even single layer, masks do offer some degree of protection to the wearer against COVID-19. Perhaps it just keeps your hands out of your face. Anything that lowers R0, even a little is beneficial. Masks work. Better masks work better.
- maneesh 6y agoDon't ventless N95/KN95 masks protect both you and others?
- Mc_Big_G 6y agoN95s with vents direct exhales downward and probably have a similar or even better effect at preventing the spread.