Doctor wears 6 face masks to prove they dont lower oxygen levels – KTRK-TV

DUBLIN, Ireland– A doctor based in Dublin, Ireland, has debunked the concept that a face mask decreases oxygen levels. Hes shown that even wearing several has no effect.This video shows Maitiu O Tuathail putting six masks on his face while recording his blood oxygen saturation levels.As he puts on mask after mask, the meter reveals a constant, and healthy, 98-99 percent.READ ALSO: New video studies COVID-19 spread with and without face coveringsO Tuathail published the video on Twitter to resolve the misconception that face masks negatively impact oxygen levels.He said he was being asked this regularly by patients, who were pointing out misinformation they had discovered on social media.READ ALSO: MASK TEST: Which masks safeguard those around you finest? Scientist weigh in
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