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.
Rocmike's alias Dr. Kelly is starting off today's posting marathon. 3 hours of posting so far.