Is bad breath a clinical condition? what are the treatment alternatives for persistent bad breath?

Yes: If cause of odor is from your oral cavity brushing the tongue and proper flossing may help. You may also have sinus problems, diabetes, "dry mouth"(xerostomia), or digestive issues. All of these can cause odor issues. A dental exam first with a medical follow-up would be advised if not resolved. The treatment recommended will be based on the cause of your bad breath.

Yes, brush tongue: Yes, it can be traced to the back of the tongue in most cases where bacteria can buildup within the tongue. Rinses like smart mouth that contains zinc can help, but brushing the tongue while you are brushing your teeth usually will help.

Eliminate the source: Most likely due to gum problems and is treatable.

Halitosis: Bad breath can be caused by many conditions. Make sure your gums are health. Gum disease can cause "perio breath". Start tongue scraping. Here is a link: http://www.Smithtownsmiles.Com/blog/02202013-0814/tongue-cleaning-path-better-oral-health dry mouth from low saliva can contribute to bad breath. Dry mouth can be caused by hundreds of medications and a fes systemic disease.