Mask study published by NIH suggests N95 Covid masks may expose wearers to dangerous level of toxic compounds linked to seizures and cancer.
A study published in April found disposable masks can have toxic chemicals.
Experts said this could make newly instated mask mandates ineffective:
Important to at least persuade those around us who are insistent on wearing masks to get themselves the t-shirt variety and to hang them somewhere in the sun when not in use.