By: David D. Rolf II, D.M.D., M.Sc.
Director of Education Dental1.org

Clinical Overview

Reviewed by: Dr. Kristen Dority

Bad breath can be caused by a variety of factors including: Smoking, poor dental hygiene, alcoholism, throat infection, dental infection, sinusitis, lung infection, gum disease, impacted tooth or a foreign body in the nose. The problem can be combated with good oral hygiene including regular brushing and flossing.

Last updated: May-03-07