Quote:
Originally Posted by sloanst
The huge majority of us have been vaccinated for Polio, small pox, diphtheria, typhoid fever and many other diseases. Did we have to wear masks then? The answer to that question should tell you all you need to know.
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NONE of the communicable diseases you mentioned in your post are transmitted via droplets or aerosols, so, no masking is necessary to prevent the transmission of these diseases.
Look up how those diseases are transmitted. I did.