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.

Non-rebreather masks are used to deliver oxygen therapy to people who require high-concentration oxygen but aren’t in need of breathing assistance. They’re considered low-flow oxygen delivery systems.

LOS ANGELES -- The simple act of wearing a mask amid the ongoing COVID-19 pandemic has become a politically charged topic in the U.S. and across social media. Despite the urgings of public health ...

The mask is a tiny, round cup, and it may not be obvious in the moment exactly how to wear it. But the oxygen mask works best if you can get it over your mouth and nose, and tighten it so there’s as ...

SPOKANE, Wash. — Several social media claims are going viral, claiming that face masks can trap carbon dioxide and prevent oxygen from entering a person's lungs. According to Spokane County Health ...

Yes, we know that flying is typically considered the safest way to travel. This doesn't change the fact that we're hurtling along tens of thousands of feet in the air, in a vehicle that still seems ...