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Bad breath affects an estimated 25 percent of people. There are a number of possible causes of halitosis, but the vast majority come down to lớn oral hygiene.

It is also known as halitosis or fetor oris. Halitosis can cause significant worry, embarrassment, và anxiety but it is relatively easy lớn remedy.

This MNT Knowledge Center article will discuss the potential origins of bad breath, diagnosis và how khổng lồ treat it.

Here are some key points about bad breath. More detail & supporting information is in the main article.

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Bad breath is estimated to affect 1 in 4 people globally.The most common cause of halitosis is bad oral hygiene.If particles of food are left in the mouth, their breakdown by bacteria produces sulfur compounds.Keeping the mouth hydrated can reduce mouth odor.The best treatment for bad breath is regular brushing, flossing, và hydration.

Share on PinterestAlthough bad breath is associated with certain diseases, oral hygiene is the most common cause.
Bad breath is a common problem that can cause significant psychological distress. There are a number of potential causes & treatments available.

Anyone can suffer from bad breath. It is estimated that 1 in 4 people have bad breath on a regular basis.

Halitosis is the third most common reason that people seek dental care, after tooth decay & gum disease.

Simple trang chủ remedies & lifestyle changes, such as improved dental hygiene and quitting smoking, can often remove the issue. If bad breath persists, however, it is advisable khổng lồ visit a doctor to check for underlying causes.

The best method to reduce halitosis is good oral hygiene. This ensures that cavities are avoided và reduces the likelihood of gum disease.

It is recommended that individuals visit the dentist for a check-up và cleaning twice a year.

The dentist may recommend a toothpaste that includes an antibacterial agent or an antibacterial mouthwash.

Alternatively, if gum disease is present, professional cleaning may be necessary khổng lồ clear out the build-up of bacteria in pockets between the gums và teeth.

Potential causes of bad breath include:

Tobacco: Tobacco products cause their own types of mouth odor. Additionally, they increase the chances of gum disease which can also cause bad breath.Crash diets: Fasting và low-carbohydrate eating programs can produce halitosis. This is due to the breakdown of fats producing chemicals called ketones. These ketones have a strong aroma.Mouth, nose, và throat conditions: Sometimes, small, bacteria-covered stones can khung on the tonsils at the back of the throat và produce odor. Also, infections or inflammation in the nose, throat, or sinuses can cause halitosis.Foreign body: Bad breath can be caused if they have a foreign toàn thân lodged in their nasal cavity, especially in children.

Rarer causes of bad breath

As mentioned earlier, the most common reason for bad breath is oral hygiene, but other situations can also be to lớn blame.

Rarer causes of bad breath include:

Bowel obstruction: Breath can smell like feces if there has been a prolonged period of vomiting, especially if a bowel obstruction is present.Bronchiectasis: This is a long-term condition in which airways become wider than normal, allowing for a build-up of mucus that leads to bad breath.Aspiration pneumonia: A swelling or infection in the lungs or airways due khổng lồ inhaling vomit, saliva, food, or liquids.

The specific odor of breath can vary depending on the cause of the problem. It is best lớn ask a close friend or relative khổng lồ gauge your mouth odor, as it can be difficult to assess it yourself.

If no one is available, one way of checking the odor is to lớn lick your wrist, leave it to dry, & then smell it. A bad smell on this area of the wrist is likely lớn suggest that you have halitosis.

Some individuals are concerned about their breath even though they may have little or no mouth odor. This condition is called halitophobia and can lead to obsessive mouth-cleansing behavior.

Other lifestyle changes and home remedies for bad breath include:

Brush the teeth: Be sure khổng lồ brush at least twice a day, preferably after each meal.

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Clean dentures: Anything that goes into your mouth, including dentures, a bridge, or a mouth guard, should be cleaned as recommended on a daily basis. Cleaning prevents the bacteria from building up and being transferred back into the mouth. Changing toothbrush every 2 lớn 3 months is also important for similar reasons.Brush tongue: Bacteria, food, and dead cells commonly build up on the tongue, especially in smokers or those with a particularly dry mouth. A tongue scraper can sometimes be useful.Avoid dry mouth: Drink plenty of water. Avoid alcohol và tobacco, both of which dehydrate the mouth. Chewing gum or sucking a sweet, preferably sugar-free, can help stimulate the production of saliva. If the mouth is chronically dry, a doctor may prescribe medication that stimulates the flow of saliva.

If breath odor persists despite controlling these factors, it is recommended that an individual visits a doctor for further tests to lớn rule out other conditions.

Often, a dentist will simply smell the breath of a person with suspected halitosis & rate the odor on a six-point intensity scale. The dentist may scrape the back of the tongue & smell the scrapings as this area can often be a source of the aroma.

There are a variety of sophisticated detectors that can rate odor more precisely.

They include the following:

Halimeter: This detects low levels of sulfur.Gas chromatography: This thử nghiệm measures three volatile sulfur compounds: Hydrogen sulfide, methyl mercaptan, and dimethyl sulfide.BANA test: This measures levels of a specific enzyme produced by halitosis-causing bacteria.Beta-galactosidase test: Levels of the enzyme beta-galactosidase have been found lớn correlate with mouth odor.

The dentist will then be able to identify the likely cause of the bad breath.

Last medically reviewed on January 10, 2018

How we reviewed this article:

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