4 ms·

I'm not sure why this is that suprising.. wearing a medical grade mask when around other people (and them doing the same) does significantly help reduce the spr

I'm not sure why this is that suprising.. wearing a medical grade mask when around other people (and them doing the same) does significantly help reduce the spread of respiratory diseases as these can be spread from your mouth/nose..

easytiger 4y ago
But most of the countries in the study didn't mandate medical grade masks.