What are the symptoms of carbon monoxide poisoning?

Unfortunately, carbon monoxide poisoning signs are easily passed over because they’re similar to the flu. Here are several of the symptoms to watch for.

Mild exposure:

  • Headaches
  • Fatigue
  • Nausea

Medium exposure:

  • Severe throbbing headache
  • Drowsiness
  • Disorientation
  • Confusion
  • Accelerated heart rate

The highest exposure:

  • Unconsciousness
  • Convulsions
  • Cardiorespiratory failure
  • Coma
  • Death