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Tuesday, November 17, 2020
Exercised over nothing: Masks don't impair lung function during physical activity
Wearing a facemask helps limit the spread of COVID-19 by reducing respiratory droplets and aerosols spewed into the air when people breathe, talk, laugh, sneeze or cough. But the physical barrier created by masks has prompted concerns that they might impair the cardiopulmonary system by making it harder to breathe, by altering the flow of inhaled oxygen and exhaled carbon dioxide and by increasing dyspnea—a medical term that describe shortness of breath or difficulty breathing, especially during physical activity.