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 ...

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 ...

WICHITA, Kan. (KWCH) - We are hearing concerns from viewers that wearing a mask lowers your oxygen levels and impedes your ability to breathe. We put it to the test, along with Dr. Justin Sandall.

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 ...

Breathe easy. A new study suggests that surgical face masks don’t cause a buildup of carbon dioxide or restrict oxygen, despite opposing claims. The study, on the “Effect of Face Masks on Gas Exchange ...