Carbon monoxide (CO), often referred to as the “silent killer,” is a colorless, odorless, and tasteless gas that can be deadly when inhaled in high concentrations. While it is often associated with outdoor air pollution, CO can also pose a significant risk within our homes and workplaces.

Furthermore, while carbon monoxide is often associated with acute poisoning, leading to immediate symptoms like headaches, dizziness, and nausea (hence we have CO alarms), it can also have long-term health consequences. Even exposure to low levels of CO over extended periods can cause damage to various organs and systems. Chronic CO exposure has been linked to chronic fatigue, memory problems, work difficulties, sleep disorders, dizziness, neurological disorders, paresthesia, recurrent infections, abdominal pain, and diarrhea ^{1, 2}.

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