Two-way masking is pretty effective, but it's not sustainable. Environmental engineer and viral transmission expert Dr Linsey Marr reveals how we can fight COVID by tackling our contaminated air.

This podcast is intended for US healthcare professionals only.

To read a full transcript of this episode or to comment please visit:

https://www.medscape.com/features/public/machine

Eric J. Topol, MD, Director, Scripps Translational Science Institute; Professor of Molecular Medicine, The Scripps Research Institute, La Jolla, California; Editor-in-Chief, Medscape

Linsey Marr, PhD, Charles P. Lunsford Professor, Civil and Environmental Engineering, Virginia Tech, Blacksburg, Virginia

Study shows cloth face coverings help protect both wearers and those nearby https://vtx.vt.edu/articles/2020/11/eng-marrmasks-1123.html

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