Medscape

Masks Don't Affect Oxygen Saturation in People With Asthma

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. Wearing a mask to protect against transmission of COVID-19 does not decrease oxygen saturation, ...
Politifact

No, sensor can’t track quickly changing oxygen levels in a mask

This claim has been repeated and debated by professionals for the past three months. Air-quality monitors take 10 seconds on average to adjust to the air quality in an environment, so they are not ...
WOKV

Fact check: Will masks lower the oxygen level, raise the carbon dioxide in your blood?

Wearing a face mask is one way to help prevent the spread of the COVID-19 virus, according to health care officials. However, they are sometimes uncomfortable and confining and have even become a ...
WTHR

VERIFY: Do masks reduce oxygen intake?

INDIANAPOLIS — Opponents of face masks have a long list of reasons for refusing to wear them. Some claim the masks are endangering their health. Keelin James said she’s required to wear a mask at work ...
WPXI

Fact check: Will masks lower the oxygen level, raise the carbon dioxide in your blood?

Wearing a face mask is one way to help prevent the spread of the COVID-19 virus, according to health care officials. However, they are sometimes uncomfortable and confining and have even become a ...