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Questions tagged [dentistry]

Questions related to disorders/diseases of the teeth and gums, including questions about prevention of dental health issues or dental procedures.

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Is there a way to determine if my amalgam filling mercury or silver? [closed]

I don't want to get radiation poisoning from mercury, so I was wondering if there's a procedure for it?
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27 views

Has a correlation between sleep apnea and grinding of teeth been identified or ruled out?

Disclaimer: I have no formal education in any medical field. Jaw position has been demonstrated to be a modulating factor in sleep apnea. Has any investigation been conducted to consider the possible ...
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1answer
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Is there an inexpensive test (IE: perhaps a form of litmus paper?) for keeping tabs on oral pH at home?

My initial research into the effect of oral pH on health I came across an article that suggests that using fluoride products in an acidic environment has many negative effects on health and that 32% ...
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1answer
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Has a guideline been set for the optimal pH level in the mouth?

My thought is that improper pH might might be a factor in bacterial growth and tooth decay. Supporting the idea is this research summary that implicates low pH (high acidity) to Fluorosis. Notes: ...
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1answer
192 views

What percentage of fillings performed today are done with mercury amalgam?

There's a lot of talk on the internet that mercury amalgam fillings are toxic and should not be done. In the 20 years since my first cavity I've only received metals-free composite fillings. My ...
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Cause of distal convergence in anterior teeth

In anterior teeth, the distal side of the incisal edge is more curved than the mesial side. Furthermore, the incisal edge slopes distally, and the cingulum twists towards the distal side. Why does ...
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1answer
49 views

Why aren't fluoride mouthwashes with cetylpyridinium chloride labeled as both anticavity and antibacterial?

I recall just a few years ago, there was a common misconception that fluoride interferes with the antibacterial activity of cetylpyridinium chloride (CPC) - in fact, I've often seen instructions on ...
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33 views

Are citrus fruits bad for your teeth? [closed]

I've heard that the acid in citrus fruits can slowly eat away at your teeth, possibly causing premature loss of teeth. I've heard that you should be sure to drink water while eating citrus fruit to "...
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Is there any medical evidence that one toothbrush shape is better than another? [closed]

I've noticed that electric toothbrushes these days typically come in one of two shapes, or a combination of the two. The first shape is a circular shape, where the bristles spin in a circle. The ...
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1answer
58 views

Is there a limit to the duration of swishing with chlorhexidine oral rinse?

With solutions like salt water that are innocuous, if swishing with it for 30 seconds is beneficial, it seems that using it longer would be even more beneficial. But for prescribed oral solutions ...
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1answer
107 views

Why does one have to use warm water with water flossers (e.g., Waterpik)?

I read in a few places that one has to use warm water with water flossers (e.g., Waterpik). Why wouldn't cold water be ok too? E.g., from https://www.waterpik.com/oral-health/blog/waterpik-mouthwash/ ...
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Is it preferable to brush one's teeth before or 30-60 minutes after breakfast? [duplicate]

Is it preferable to brush one's teeth before or 30-60 minutes after breakfast? I found plenty of blog posts / testimonials but no actual scientific studies. I'm looking for the latter. Waiting at ...
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Does consuming xylitol-containing products help prevent dental caries?

Does consuming xylitol-containing products help prevent dental caries? From the systematic review {1}, the effect is quite inconclusive: We found some low quality evidence to suggest that fluoride ...
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How can one choose the proper pressure setting on a water flosser (e.g., Waterpik)?

How can one choose the proper pressure setting on a water flosser (e.g., Waterpik)? Below is what I have read and heard: https://www.reddit.com/r/AskReddit/comments/9u18am/...
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1answer
37 views

Air flossers vs. water flossers: which cleans teeth better?

I read on https://lifehealthhq.com/airfloss-vs-waterpik/ (mirror): In a study published in 2012 in the Journal of Clinical Dentistry, clinicians found that that the WaterPik water flosser reduced ...
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105 views

Fluoride poisoning by toothpaste

Long story short: Is there a maximum number of teeth brushing per day without having fluoride poisoning? Full story: It is certain that a high fluoride intake leads to health problems. This is ...
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Can dental scaling cause gum recession

If even forceful brushing which may cause a little bleeding can lead to gum recession, then why not dental scaling, which can often make the whole mouth bloody? If scaling is done every 6 months (as ...
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Clinical Papers Proving Benefits of Oil Pulling

I am researching oil pulling, i.e. practice of swishing oil in mouth for several minutes to remove dental bacteria. Ancient medicine says it reduces tooth sensitivity, pain, prevents gingivitis. ...
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2answers
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Tooth enamel regeneration

I have been listening to a poscast at Naked Scientists (Haylor, 2018) where the host was talking to researcher, Alvaro Mata, about the possibility of regerating tooth enamel by painting a substance ...
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2answers
208 views

Does calculus also prevent caries?

Calculus is a mix of minerals (calcium and phosphate) and organic material. This organic material consists of bacteria which cause caries, due to their acid waste products. Is it possible that in ...
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1answer
100 views

What procedures do dentists use for cleaning teeth, is there variation, and what is the rationale?

I am curious if there is a standard regimen that a dentist uses for cleaning teeth, how standardized it is, and what is the rationale for that process over say some other. The process my dentist ...
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38 views

Pain relating to Root Canal Treatment

What are the causes of pain during and after root canal therapy?
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1answer
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Is targeted antimicrobial peptide mouthwash currently available anywhere (including experimentally)?

For reference: http://newsroom.ucla.edu/releases/ucla-scientists-explain-mechanism-that-makes-their-mouthwash-so-effective-against-tooth-decay Antimicrobial peptides as mouthwash were first invented ...
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Is it beneficial to keep using fluorised toothpaste after prolonged use?

As far as I understand, fluoride helps in hardening the enamel of our teeth by replacing the calcium element in hydroxyapatite to convert it in the stronger fluorapatite, like explained here. Wether ...
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2answers
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What is the difference between the AAO and the ABO?

What is the difference between the American Association of Orthodontists, and the American Board of Orthodontics from the perspective of a patient? When I am evaluating two orthodontists, one of whom ...
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1answer
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How to properly clean a mouthguard (e.g., a nightguard)?

How to properly clean a mouthguard (e.g., a nightguard)? For example, https://mouthguardsforteethgrinding.com/how-to-clean-your-mouth-guard-effectively/ (mirror) mentions 7 general methods: ...
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1answer
154 views

Is water flossing more efficient than string flossing to remove plaques from tooth surfaces?

Is water flossing more efficient than string flossing to remove plaques from tooth surfaces? I present below what I have found so far. In the following: Waterpik is a manufacturer of water flossing ...
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1answer
70 views

Why are dentists special compared to other doctors?

On one level, dentists are not different from "normal" specialists - they just specialize in treating teeth. On another level, they're different: Many universities have separate faculties of ...
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systemic absorption of chlorhexidine

I have question from dentistry field in Periodontology. How much is .25% chlorhexidine gel absorbed in plasma or blood when placed in periodontal pocket ? Any help would be appreciated.
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1answer
209 views

How much is green tea really good against tooth decay?

I heard that many times: Green tea is good for cavity protection. For example, it is written on this site (the first one googled): Cavity prevention Because green tea controls ...
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1answer
122 views

What does fluoride toothpaste do to the dentin on the teeth?

I've read articles about how fluoride toothpaste is essential to maintaining a healthy mouth, and how it is beneficial to the enamel. However, I could not find articles/papers regarding the effect of ...
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1answer
159 views

Does eating/chewing honey help prevent gingivitis, periodontal disease and dental caries?

Does eating/chewing honey help prevent gingivitis, periodontal disease and dental caries? The studies have found so far tend to say yes but it needs to be confirmed by other studies. From {2}: ...
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1answer
90 views

Getting rid of white spots on front teeth

Wearing braces can lead to some very visible color changes. Very often some parts are darker than others and "white spots" appear. Heavy brushing of the teeth is not a good idea since this will not ...
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1answer
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Risk of tooth decay from uncleaned night guards?

Assuming an individual has otherwise sufficient dental hygiene (brushing twice a day, flossing daily, tongue scraping, avoiding acidic foods and drinks, etc.), is there any potential for bacteria from ...
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1answer
128 views

Can you never have a dental cavity your entire life?

I am 41 years old and I take terrible care of my teeth. I can remember when I was younger ,I never used to brush my teeth, maybe twice a week, nowadays if I remember I brush once a day. But still, ...
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1answer
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White, filling type of, tooth medication. What is it?

The tooth was drilled deeply to the nerves and before the end of the visit, it was filled with so called medication. Its color is 100% white and it's very easily dissolvable. Question is what is it ...
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1answer
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Teeth with removed nerves. Possible remineralization?

I have friends and acquaintances having remineralized and healed their teeth, some of whom having quite some cavities. I really doubted it but decided to do some research instead and it is possible ...
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1answer
70 views

Can posture affect the jaw position?

How are jaw, teeth and other related part of body ( more precisely, head ) affected by bad posture? Can a bad jaw position be solved in 'nature' way, by exercise, correction of posture of neck, so ...
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Why do some people get purple stains on teeth from red wine, and some don’t?

Drinking red wine, some people’s teeth, gums or lips will get a very distinct purple stain, while this does not happen at all for other people. I have a few guesses as to why: The smoothness of the ...
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1answer
74 views

Which criteria should one look at when purchasing an electric toothbrush?

Which criteria should one look at when purchasing an electric toothbrush (from a medical perspective, i.e. ignoring non-medical criteria such as price, battery, life expectancy or warranty), and what'...
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How to publish a new orthodontic technique/device? [closed]

I am not an orthodontist but a physicist. But while discussing a certain orthodontic technique with an experienced board-certified orthodontist (who graduated and practice in the US), it became ...
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1answer
111 views

Why are parts of my teeth super white, but most yellow?

I've noticed that teeth have white spots on them. What are they, why are they there and how can I remove them?
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1answer
137 views

Possible to whiten teeth beyond natural color without veneers?

My teeth, in some parts, are impossibly yellow and do not whiten no matter what procedures have been done. I am seeking out a method to artificially whiten the yellow parts without veneers or resin ...
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Safe way to increase salivation at night/during sleep

While sleeping salivation is usually decreased. If you are sleeping and have a blocked nasal tract (rhinitis, allergies) or just an open mouth you further dry out your mouth. Other causes might also ...
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2answers
56 views

Relationship between carbonated water intake and cavities?

How does the intake of carbonated water with sugar additives correlate with the incidence of cavities? Is carbonated water itself corrosive?
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1answer
150 views

Health risks of acrylic mouth guards

Are there any reported health concerns or risks from use of an acrylic mouth guard, such as one to prevent teeth grinding? I ask (in part) because they're often used for many years and they often ...
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0answers
37 views

Reasons for tooth-base sensitivity?

What are the possible reasons for sensitivity of tooth bases to heat, cold, or sweet? (I am not referring to gum pain, but pain in the actual teeth at the base at/below the gum line.) In my ...
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1answer
94 views

Are there any risks about switching to a non-fluoride toothpaste?

Assuming I am not on any prescribed toothpaste and only toothpaste I been using are conventional toothpaste bought over the counter with fluoride. Also, assume I have a good brushing and flossing ...
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1answer
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What is the pH of La Croix?

Searching around online, there are tons of silly articles about sparkling water, making sweeping statements about how bad they are for your teeth and even the rest of your body, but with no concrete ...
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2answers
697 views

Can you eat nuts after brushing?

I recall from a commercial that brushing is to get rid of plaque, and the point of getting rid of plaque is to stop it from producing acid with sugars. So what if I don't eat sugars? Does that mean ...