Hi...
Oral malodour is due to the accumulation of food debris and dental bacterial plaque on the teeth and tongue, resulting from poor oral hygiene leading to gingival inflammation.
Dryness of the mouth,acidity are some other causes of bad smell in the mouth.
Proper brushing and oral hygiene maintenance is important.
Next Steps
-Clean ur tongue using tongue cleaner regularly.
-Drink 1 glass of water ever half an hour to prevent dryness of ur mouth.
-Take every meal in time.
-Add salt in luke warm water and gargle for 4 -5 times a day to prevent debris deposits and bacterial growth in the mouth.
Health Tips
-Kindly check with the dentist .If there is no dental problems, visit general physician to check ur stomach for bad odour.
-Advised to do regular dental check up and teeth cleaning every 6 months.