Air pollution is an escalating global concern, posing severe health risks, especially in urban areas. From respiratory ...

Mild poisoning is treated with oxygen delivered by a mask. Severe carbon monoxide poisoning may require placing the person in a full-body, high-pressure chamber to help force oxygen into the body.

An Oregon doctor who falsely described carbon-dioxide poisoning as a risk of wearing face masks has had his license revoked. As of September 2, Steven Arthur LaTulippe was no longer allowed to ...