Face masks unlikely to cause over-exposure to carbon dioxide, even in patients with lung disease, study finds

New research findings contradict statements linking wearing face masks to carbon dioxide poisoning by trapping carbon dioxide. During the COVID-19 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.

from Health & Medicine News -- ScienceDaily https://www.sciencedaily.com/releases/2020/10/201002091039.htm