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Updated: Jul 15, 2025

Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects
Published on: February 12, 2021
Healthcare-associated respiratory viral infections after discontinuing universal masking
Zachary M Most1,2, Bethany Phillips2, Michael E Sebert1,2
1Division of Infectious Disease, Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, Texas.
Abstract:
In November 2022, our pediatric hospital replaced the requirement for universal masking of all healthcare personnel and visitors in all clinical buildings with a requirement for masking only during patient encounters. Following this change, we observed an immediate, substantial, and sustained increase in healthcare-associated respiratory viral infections.
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