Ref: Covid19, Flu, And Similar Annoyances

Concerning The Effectiveness Of Masks

This sign, displayed in a local food store, seems worthy of consideration:

” A Food and Drug Administration (FDA) analysis of the flu indicates

that if 50% of the population uses a mask, virus transmission would be cut in half.

If 80% of the population uses a mask, the virus would essentially be eliminated. ¹

¹ (Yang, Jin, et al. Modeling the Effectiveness of Respiratory Protective Devices in Reducing Influenza Outbreak.

Wiley Online Library, Risk Analysis, 19 September, 2018, onlinelibrary 1111/nsa13181.)

For a  thorough discussion of masks, with no hype, see the following:

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