A non-rebreather mask is a medical device that helps deliver oxygen in emergency situations. It consists of a face mask connected to a reservoir bag that’s filled with a high concentration of oxygen.

WANT TO WEAR THE MASK. THE VIDEOS HAVE GONE VIRAL OF PEOPLE CITING HEALTH PROBLEMS AS REASONS. THEY ARE WALKING AROUND WITHOUT MASKS. SOME ARE EVEN CARRYING CARDS THAT SAY A MEDICAL CONDITION EXEMPTS ...

A doctor has disproved the myth that face masks or coverings lower oxygen levels in a viral video posted to Twitter. Maitiu O Tuathail, a doctor in Dublin, posted the video and said: "Getting asked ...

Wearing a mask is not dangerous, and it won’t affect your breathing. A doctor put this to the test, recording himself and monitoring his blood oxygen level — as he layered on six masks. As ...

LITTLE ROCK (KATV) — Pushback continues in Arkansas under Governor Asa Hutchinson's state-wide mask mandate. One common concern among those against face-coverings is their ability to breathe or that ...

A new study about mask wearing during the coronavirus pandemic found that masks don’t cause a person’s oxygen levels to drop. Mask use has become standard to curb the spread of COVID-19, but that’s ...