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(HealthDay)—Patients who wear face masks with metal parts or coatings during MRIs could suffer facial burns, the U.S. Food and Drug Administration warned Monday. That’s because metal parts such as bendable nose clips or wires, staples on the headband, nanoparticles (ultrafine particles), or antimicrobial coating that may contain metal (such as silver or copper) can […]
Teeth whitening products containing hydrogen peroxide can damage the tissue underneath and make them weaker Researchers studied teeth whitening strips and added to damaging evidence Real teeth were exposed to the bleaching agent and the underlying layer eroded Hydrogen peroxide – also used by dentists – is not tightly regulated, experts say Hydrogen peroxide used […]