The surgical N95 mask has been held up as the gold standard when it comes to protecting against Covid. Over 500 published and reviewed medical reports dispute any effectiveness at all and some say they cause more infections. A study quietly re-shared by the National Institutes of Health in spring suggests the tight-fitting mask may expose users … Continue reading N95 Masks expose wearers to dangerous level of toxic compounds linked to seizures and cancer. Study published by NIH.