Below we have listed some possible causes and have separated them into medical and dental causes. Many medications can contribute to a condition of xerostomia. Only in extremely rare cases does this occur. Halitosis comes from the lungs. Only rarely does this occur and can be a manifestation of a serious disease.
Halitosis is a hereditary problem.
This is absolutely not true. Mouth washes and breath mints can help a breath problem. This is not true. They only mask the problem for a few short minutes at best. Alcohol based mouthwashes in fact will worsen the problem because they dry out the mouth thus increasing the volatilization of breath odors.