What are the symptoms of carbon monoxide poisoning?

Unfortunately, carbon monoxide poisoning symptoms are frequently overlooked because they’re similar to the flu. Here are several of the symptoms to look out for.

Lower exposure:

  • Headaches
  • Fatigue
  • Nausea

Higher exposure:

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

Extreme exposure:

  • Unconsciousness
  • Convulsions
  • Cardiorespiratory failure
  • Coma
  • Death