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Face masks unlikely to cause over-exposure to CO2, even in patients with lung disease

Updated: Mar 29, 2023

During the #covid19 pandemic the wearing of face masks has become a highly political issue with some individuals falsely claiming that wearing face masks may be putting people's health at risk. The study published in the Annals of the American Thoracic Society contradict statements linking wearing face masks to carbon dioxide poisoning by trapping CO2.

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