Carbon Monoxide poisoning
Agent: Carbon monoxide (CO), an odorless, colorless and poisonous gas
Description of illness: CO poisoning often causes dizziness, headache, nausea and shortness of breath. CO poisoning can cause death within minutes inside enclosed, semi-enclosed or poorly ventilated areas. All people are at risk for CO poisoning. Certain groups are more easily affected, including infants, children, pregnant women and those with chronic heart disease, anemia or respiratory problems.