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Bad Breath

Medically reviewed by Last updated on Jun 5, 2024.

What do I need to know about bad breath?

Bad breath, or halitosis, can happen from time to time or be a long-term problem. The most common cause is the breakdown of food that sticks between your teeth, on your tongue, or around your gums. Without proper dental care, bad breath can develop.

What else causes bad breath?

How is bad breath diagnosed?

Your healthcare provider will examine your mouth and nose. He or she will smell your breath as you breathe through your nose and then your mouth. You may need tests if an underlying medical condition is causing your bad breath.

How is bad breath managed or prevented?

When should I call my doctor?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.