> There is no scientific evidence they are effective in reducing the risk of SARS-CoV-2 transmission
It's a disease spread by exhaled droplets. How the heck could masks _not_ work? Why has common sense, as an acceptable way to obtain knowledge, died in the general public?
It's a disease spread by exhaled droplets. How the heck could masks _not_ work? Why has common sense, as an acceptable way to obtain knowledge, died in the general public?