Tag Archives: face shield

How good are face shields? – JAMA

There are a plethora of masks around, homemade as well as store bought. The range of effectiveness is vast. The Journal of the American Medical Association (JAMA) suggests that face shields may be a worthwhile alternative.

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Face shields come in various forms, but all provide a clear plastic barrier that covers the face. For optimal protection, the shield should extend below the chin anteriorly, to the ears laterally, and there should be no exposed gap between the forehead and the shield’s headpiece. Face shields require no special materials for fabrication and production lines can be repurposed fairly rapidly. Numerous companies, including Apple, Nike, GM, and John Deere, have all started producing face shields. These shields can be made from materials found in craft or office supply stores. Thus, availability of face shields is currently greater than that of medical masks.

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