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What causes bad breath?

ANSWER

Bad breath has a variety of causes, including:

  • Bacterial infections
  • Medications and medical conditions
  • Postnasal drip
  • Poor hygiene (yep, you have to brush teeth more frequently)

From: Bad Breath WebMD Medical Reference

SOURCES: 

Proctor and Gamble's beinggirl.com: "Holy Halitosis." 

Georgia Dental Association: "Battle Bad Breath." 

American Dental Association: "Bad Breath (Halitosis)." 

 

Reviewed by Amita Shroff on June 18, 2018

SOURCES: 

Proctor and Gamble's beinggirl.com: "Holy Halitosis." 

Georgia Dental Association: "Battle Bad Breath." 

American Dental Association: "Bad Breath (Halitosis)." 

 

Reviewed by Amita Shroff on June 18, 2018

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Where do most cases of bad breath come from?

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THIS TOOL DOES NOT PROVIDE MEDICAL ADVICE. It is intended for general informational purposes only and does not address individual circumstances. It is not a substitute for professional medical advice, diagnosis or treatment and should not be relied on to make decisions about your health. Never ignore professional medical advice in seeking treatment because of something you have read on the WebMD Site. If you think you may have a medical emergency, immediately call your doctor or dial 911.

    This tool does not provide medical advice. See additional information.