Face coverings are key to stopping spread of the coronavirus, but also slow communication, especially for people who don't hear well. Volunteers and companies suggest some transparent alternatives.
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Yuki Noguchi is a correspondent on the Science Desk based out of NPR's headquarters in Washington, D.C. She started covering consumer health in the midst of the pandemic, reporting on everything from vaccination and racial inequities in access to health, to cancer care, obesity and mental health.