gum disease. These diseases result from failure to follow instructions for dental hygiene and the accumulation of dental caries . unfixed denture.
You can buy many of mouthwash products in pharmacies, which may contribute to remove the bad odor temporarily. It should be noted here that these products do not fundamentally solve the problem. To resolve the problem you should visit your dentist who can find the actual cause and prescribe you any of mouth disinfectants which kill bacteria that cause halitosis. You should consult your dentist to choose the best product for you.
Brush your teeth after every meal , and replace the old brush with a new one every two or three months.
If you are a denture users: you must remove it before going to sleep and clean it well before you use it when you wake up from your sleep.
Stop smoking: eating various tobacco products. Ask your dentist for some useful tips that will help you quit this harmful habit.
Try eating chewing gum products: preferably sugar-free types.