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Mask Wearing: 1 Mask Required / 2 Masks Recommended

Recently there’s been a lot of discussion about the ongoing need for masks, worn correctly:

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Here is another visual about how properly fitted masks are most effective at reducing risk:

FIGURE 2Mean cumulative exposure* for various combinations of no mask, double masks, and unknotted and knotted/tucked medical procedure masks

This figure is a bar chart showing the mean cumulative exposure for various combinations of mask wearing for a source and a receiver headform, including no mask and no mask, no mask and mask, mask and no mask, and mask and mask for unknotted medical procedure masks, double masks, and knotted medical procedure masks.

(Source: CDC)


Please see this list for all counterfeit N95 masks.  

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