1
Make sure you're brushing twice a day for at least two minutes, reaching all surfaces of your teeth and tongue. Pay particular attention to the back of your tongue and the gum line.
2
Saliva helps cleanse the mouth, and a lack of it can result in bad breath. Certain medications, dehydration, or breathing through the mouth can contribute to dry mouth.
3
Tobacco products can cause persistent bad breath, and the smell may linger even after brushing.
4
Strong-smelling foods like garlic and onions can linger on your breath even after brushing. Coffee and alcohol can also contribute to bad breath.
5
The tongue can harbor bacteria and dead cells that contribute to bad breath. Make sure to clean your tongue while brushing.
5
Cavities, gum disease, or infections can produce unpleasant odors. Regular dental check-ups can help identify and address these issues.