Bad Breath(or)Halitosis-Causes

Bad breath(or)Halitosis may be due to factors in the oral cavity or other factors.. A.)Factors in the oral cavity:-1.)decaying food particles between the teeth or in the oral cavity2.)Bulk of micro-organisms present on the uncleaned tongue 3.)Dentures without cleaning 4.Intake of alcohol5.)In some gum diseases with pus production6.)tobacco chewing B.)other factors:-1.)Diabetis2.)Tonsillitis3.)Acute inflammation of air sinuses present within the facial bones