Discuss Dr. Kelly's answer to: How to end bad breath?

If your breath qualifies you for an air pollution citation, consider that you may not simply have brushed your teeth properly.  Pulmonary fascitis and necrotizing pulmonary disease can be a nasty business, and can be fatal.  That my friend is cause to consult a physician and get a chest x-ray.

Severe halitosis can also come from poor diet, excessive drinking, smoking, and periodontal disease.

If your chest hurts, or if it hurts badly to take a deep breath, then you need to schedule an appointment with your family physician.