35 votes
Accepted

What are these lines in teeth?

I believe that those lines are craze lines. "Craze lines are merely cracks in the enamel that do not extend into the dentin." They occur because of stress in your teeth, ie: grinding your teeth, ...
  • 7,727
33 votes
Accepted

Is it helpful to a dentist to report pain during a procedure?

Most dentists - for most procedures - aim for a painless experience. If there is reason to keep some pain sensation intact, the dentist will inform you, and ask at appropriate intervals if you can ...
12 votes
Accepted

Is eating after brushing before bed all that bad?

Short You should brush, 20-30 minutes after eating on the night (just before you sleep) and, 10-20 minutes before eating your breakfast. Midday brushing, is not essential for most albeit, it's highly ...
  • 630
11 votes
Accepted

Do adult braces have a medical need beyond cosmetics?

There are certain types of malocclusion that are have been shown to adversely affect quality of oral health and quality of life, but these are far, far fewer than the number of people sporting braces, ...
11 votes
Accepted

Brushing teeth before or after breakfast

Yes. The acid in the food can harm the enamel and brushing it to soon can remove it. So wait at least 30 minutes, brush before or avoid acidy foods. Brushing abrasion of softened and remineralised ...
  • 2,952
11 votes
Accepted

Is it beneficial to keep using fluorised toothpaste after prolonged use?

Fluoride can be absorbed into the teeth and form fluoroapatite only in children up to 6-8 years of age (WebMD). Later, fluoride from toothpaste may still be helpful, because it stimulates the ...
  • 15.7k
10 votes
Accepted

How do I know if I'm flossing correctly?

Dental flossing, essentially is done to maintain periodontal health, in hard to reach areas. Areas which are not used to any "friction" so, they will react in a rather singular manner in comparison to ...
  • 630
8 votes

Is it helpful to a dentist to report pain during a procedure?

It can absolutely give the dentist information which will help him identity potential problems. I recently had a root canal. It was a two-visit procedure, and on the first day, he drilled out the ...
8 votes
Accepted

Why is saliva smelly?

The bacteria that produce these foul smelling odors are anaerobic bacteria that live in the oxygen depleted film left on our teeth, tongue, and roof of our mouth if we don't brush. These bacteria ...
  • 711
7 votes
Accepted

Why isn't sweet toothpaste bad for teeth?

Artificial sweeteners are used in toothpastes. Mostly Xylitol or Sacharin. They don´t promote tooth decay. The sweetness in toothpaste are added in order to make more people brush their teeth on a ...
7 votes
Accepted

How to stop or even reverse cavities?

I can speak from personal experience, and from experience working as a physical chemist peripherally associated with a group researching dental care. My personal experience is that I have a few ...
7 votes

Root canal before trying to get pregnant

The anesthetics used for the root canal are not very long lasting. An example of the longer-acting local anesthetics is Bupivacaine. The average half-life of Bupivacaine Hydrochloride in adults is 2.7 ...
7 votes
Accepted

What are the possible health consequences of using whitening strips?

I found a study which show that teeth whitening using Hydrogen Peroxide can cause oral mucosa irritation, burns or sensitive teeth. However, these were found to be mild in nature and resolved ...
  • 1,039
7 votes
Accepted

How much is green tea really good against tooth decay?

Green tea, or any real tea made from the Camellia sinensis plant, has many advantages as a go-to beverage. It itself does not contain significant amounts of sugar, it has an enamel preserving pH ...
  • 6,797
7 votes

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

The latest systematic review in this issue found: there is only weak, very low quality and unreliable evidence avalaible for floss the magnitude of the effect was small, for woodsticks and oral ...
  • 804
7 votes
Accepted

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

Your question seems to be about the "cleaning" or periodontal maintenance portion of your appointment. (Periodontistry is a field in dentistry which is concerned with the gums or soft tissues around ...
  • 1,195
7 votes

Does calculus also prevent caries?

Yes, the presence of calculus prevent the demineralization of the surface of the tooth. This is a common finding during routine scaling or calculus removal, where usually the underlying enamel is ...
  • 804
7 votes
Accepted

Does brushing your teeth immediately after sleeping have some medical significance?

The NHS says (emphasis mine) Brush your teeth for about 2 minutes last thing at night before you go to bed and on 1 other occasion every day. They don't specifically stipulate as soon as you get ...
  • 5,911
6 votes
Accepted

Why is the retainer tight whenever I put it on?

I will answer your questions separately: 1) Teeth can shift on their own, due to the fact that they are supported by the periodontal ligament (PDL) that holds the teeth by their roots in your mouth, ...
  • 1,195
6 votes

Can effervescent multivitamin tablets cause teeth problems?

Couldn't find any articles directly looking at effervescent tablets and dental problems, so I took a more broad look and searched for citric acid's effect on teeth. The combination of citric acid and ...
6 votes

Why don't gum abscesses heal on their own?

Good evening, The reason the abscesses in your mouth won't heal on their own is due to: The fact that the mouth is one of the areas of the body with the most bacteria Therefore, the immune system ...
  • 1,195
6 votes
Accepted

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

Analysing the papers already cited in the question and further looking for evidence there seems to be some promising research going on. Honey has bactericidal properties, Manuka honey even more so. ...
  • 6,797
5 votes

Does caffeine teeth coating prevents cavities?

The answer to your specific question in particular, is rather indefinitive. However, when a the bean/extract of the Coffea canephora plant is used in a strong brew of black coffee it was shown to ...
  • 630
5 votes
Accepted

For long-term use: Non-Alcoholic Mouthwash vs Saltwater

Comparing "saltwater" to non-alcoholic mouthwash may be too general. If I remember correctly, pH is dependent on OH- (hydroxide) and H+ (Hydrogen) levels. Depending on the type of salt, let's say ...
  • 4,866
5 votes
Accepted

How to cope with compulsive teeth-brushing?

Basically you're asking how to overcome a compulsion you feel about your mouth hygiene. That is no small feat, especially since you're already aware of the problems associated with over-brushing. In ...
5 votes
Accepted

Will using fluoride-free toothpaste eventually lead to tooth decay?

First, some quote from British Fluoridation Society webpage (which text is based on some article authored by dr Levine, author of "The action of fluoride in caries prevention. A review of current ...
5 votes
Accepted

How dangerous are cracked teeth?

More dangerous than healthy teeth, but not impossible to live with. A cracked tooth has a higher risk of breaking, is less resistant to tooth decay, heat, cold, acid etc. The 2 most dangerous ...
5 votes

What is the pH of La Croix?

Some vendors publish the pH values for the products they sell (examples in this answer). But that seems to be only the case if their product really stands out to the competition with high pH levels. ...
  • 6,797
5 votes
Accepted

Can you never have a dental cavity your entire life?

Well, you could die today and that would make the answer yes. https://www.scientificamerican.com/article/why-do-some-people-get-mo/ Dental caries is the most prevalent infectious disease in ...
  • 9,473
5 votes
Accepted

What is the difference between the AAO and the ABO?

In the American system of Dentistry, there are three levels: Dentist Orthodontist Board Certified Orthodontist This is visually demonstrated by the ABO here. Dentists have passed ...
  • 1,503

Only top scored, non community-wiki answers of a minimum length are eligible