Face masks are the new normal for many ... the body or a region of the body is deprived of adequate oxygen supply at the tissue level. "Breathing over and over exhaled air turns into carbon ...

Brown-Beresford K, Currie J, Thiruvenkatarajan V: The application of a surgical face mask over different oxygen delivery devices; a crossover study of measured end-tidal oxygen concentrations.

high winds and smoke are bringing air quality to dangerous levels. Air pollution from wildfire smoke may cause shortness of breath, but face masks can offer protection. Long-term exposure to ...

One example that the team explains is how the mask can potentially monitor levels of nitrite in a person ... which also propelled the face mask industry forward. Technology pundits were eager ...

To remedy the N95-standard face mask shortage at Japan hospitals caused by the COVID-19 pandemic, a medical institution and three companies in the Kansai region have teamed to develop and produce ...