Bad breath

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Yoshinori Abe

Medically Reviewed By:

Yoshinori Abe, MD

Internal medicine

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People with these symptoms also use Ubie's symptom checker to find possible causes

  • Smell from the tongue

  • Smell from the mouth

  • My breath smells bad

  • Stink from tongue

  • Stinky breath

  • Mouth smells

  • Gums smell

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Content updated on May 23, 2022

Description

Bad breath or halitosis  is a persistent, unpleasant odour in exhaled breath. It is usually not significant but could be due to certain foods, poor oral hygiene and certain medical conditions.

When to See a Doctor

Seek professional care if you experience any of the following symptoms

  • Fever

  • Dysphagia

  • Chest pain during swallowing

Possible Causes

  • Dental caries

    Dental caries are permanently damaged areas in the teeth that develop into tiny holes. Common causes include sipping sugary drinks / eating sweets/ snacking often, poor oral hygiene and bacterial accumulation.

  • Candidiasis (oral, hands and feet)

    Normal human skin contains bacteria and fungi. Candidiasis happens when the fungus overgrows and invades the skin. Risk factors include warm moist environments, and a weakened immune system.

  • Acute tonsillitis / pharyngitis

    Infection of the tonsils and pharynx (back of the mouth), either by viruses or bacteria.

  • Stomatitis

Questions your doctor may ask about this symptom

Your doctor may ask these questions to check for this symptom

  • Do you feel that you have bad breath?

  • Do you have headaches or does your head feel heavy?

  • Do you have any skin problems?

  • Do you feel any numbness or change in sensation?

  • Do you have a fever?

Other Related Symptoms

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Yoshinori Abe

Medically Reviewed By:

Yoshinori Abe, MD

Internal medicine

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