So, you have to understand the causes for bad breath. The root cause for bad breath are sulphur compounds produced by bacteria (Germs). Below are the conditions in which the bacterial count will increase in your mouth which can further lead to Bad Breath:- (Ascending in most probable way)
1. Periodontitis and Periodontal Diseases (Gum Diseases)
2. Plaque (Soft white substance on tooth)
3. Calculus (Hard white substance tooth)
4. Dental Cavity
The first 3 problems will solve with Scaling and Polishing and use of Antibiotics by your Dentist.
Your Dentist will give you mouthwash which will further reduce bacterial count in your mouth.
For 4th problem you have to visit your Dentist. There are numerous conditions and as such treatments for Dental caries.
And the 5th number problems can be solved by a registered medical physician. The acid reflux disease can further lead to Dental caries and subsequentlybad breath. The respiratory disease is a infectious condition which has to be treated by physician with antibiotics. In Diabetis sweet aroma is there in one’s breath due to ketons.
In conclusion, if your bad breath problem will not solve with only Brushing and Mouthwash, go and consult your nearer Dentist. He/She can definitely solve your problem.