By: John C. A. Manley Nine Potential and Proven Dangers to Muzzling Yourself 1. Cavities: New York dentists are reporting that half their patients are suffering decaying teeth, receding gum lines and seriously sour breath from wearing masks. “We’re seeing inflammation in people’s gums that have been healthy forever, and cavities in people who have never had … Continue reading 20 medical reasons face masks are dangerous and don’t work