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 ...

urged the public to wear face masks whenever possible and seek immediate medical attention if experiencing breathing difficulties due to slightly unhealthy air quality levels recorded in several ...

oxygen bars ... of 40% oxygen that is delivered through a mask worn over the face. Proponents of this oxygen "therapy" say it boosts energy levels, increases your endurance during exercise ...

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 ...

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 ...