Signs and symptoms of carbon monoxide poisoning may include:  Dull headache Weakness Dizziness Nausea or vomiting Shortness of breath Confusion Blurred vision Loss of consciousness  Carbon monoxide poisoning can be particularly dangerous for people who are sleeping or intoxicated. People may have irreversible brain damage or even die before anyone realizes there's a problem.
signs symptoms carbon monoxide poisoning may include:  dull headache weakness dizziness nausea vomiting shortness breath confusion blurred vision loss consciousness  carbon monoxide poisoning can dangerous people who sleeping intoxicated  people may irreversible brain damage die realizes there's problem
carbon monoxide