How Many Layers Should Your Facemask Have?
Updated: Sep 12, 2020
Preventing the spread of Coronavirus is of upmost importance and wearing a mask is a very important part of this strategy. But, how many layers should your face mask have?
For the public cloth face masks are generally recommended. There are many different ways to make a face mask, and different materials that you can use.
Here are some recommendations about how many layers your face mask should have.
1) The CDC has instructions to make a 2-layer mask on its website here: https://www.cdc.gov/coronavirus/2019-ncov/prevent-getting-sick/how-to-make-cloth-face-covering.html
2) The World Health Organization recommends a 3 Layer Mask. See video below:
3 ) Johns Hopkins recommends at least at 2 layers. See here: https://www.hopkinsmedicine.org/health/conditions-and-diseases/coronavirus/coronavirus-face-masks-what-you-need-to-know
4) There is further research being done about which materials are best for face masks. We will learn more in the future. Here are some studies evaluating other materials:
VIDEO: Does your facemask cover your nose?
VIDEO: Beware of masks with Valves and Vents
VIDEO: How to safely remove your mask!
Hope this is helpful!
Dr. Jen Caudle
Please sign up for my free newsletter at www.drjencaudle.com and follow me for daily health videos: www.facebook.com/drjencaudle and www.youtube.com/drjencaudle.
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The layer guidance here makes sense, especially matching filtration to setting rather than always maxing out. I write up summaries of mask studies and use a word counter to check length and reading time before publishing, which keeps posts tight. Curious how you'd weigh breathability for daily commutes versus clinical use.
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