Face masks cause children to inhale six times the safe limit of carbon dioxide, study finds

New research published in JAMA (Journal of the American Medical Association) has found that wearing a face mask causes children to inhale dangerous levels of carbon dioxide that becomes trapped behind the mask. The peer-reviewed research letter from Dr. Harald Walach and colleagues found that the air masked children inhaled contained more than six times the legal safe limit for closed rooms as set down by the German Federal Environmental Office. The safe limit is 0.2%, whereas the air the masked children inhaled contained over 1.3% carbon dioxide.-- More...