A 2020 Cochrane review that assessed the two clinical trials concluded that “whether adults see their dentist for a check‐up every six months or at personalized intervals based on their dentist’s assessment of their risk of dental disease does not affect tooth decay, gum disease, or quality of life. Longer intervals (up to 24 months) between check‐ups may not negatively affect these outcomes.” The Cochrane reviewers reported that they were “confident” of little to no difference between six-month and risk-based check-ups and were “moderately confident” that going up to 24-month checkups would make little to no difference either.

Likewise, Nadanovsky and his colleagues highlight that there is no evidence supporting the benefit of common scaling and polishing treatments for adults without periodontitis. And for children, cavities in baby teeth are routinely filled, despite evidence from a randomized controlled trial that rates of pain and infections are similar—about 40 percent—whether the cavities are filled or not.

  • givesomefucks@lemmy.world
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    6 months ago

    No but when they scrape your teeth. It’s damaging the enamel.

    You don’t use a metal spatula or an expensive coated cooking pan, do you?

    Enamel doesn’t grow back, every little piece that comes off adds up over decades of 2-3 cleanings a year.

    Those are cleanings are still whitening, it’s just not chemical bleaching.

    • Montagge@lemmy.zip
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      6 months ago

      They should only be scraping the tartar not the enamel. I’d put it more like scraping an old gasket off of a car engine. You don’t want to scratch or gouge the metal but you have to remove all of the old gasket.

      • givesomefucks@lemmy.world
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        6 months ago

        You don’t want to scratch or gouge the metal but you have to remove all of the old gasket.

        Except if you do it twice a year since your adult teeth come in, you’re going to have accumulated a lot of scratches by your 40s…

        And this isn’t like scratching a gasket where you have to remove the old one so a new one seals better.

        Our teeth didn’t evolve to last 80 years, but they evolved to last to our 50s/60s at least.

        A hell of a lot more damage is caused by constantly consuming sugary drinks than a little bit of tarter stuck there for an extra 12 months till a cleaning. Hell, with just proper brushing or eating fiberours foods like apples, tartar really shouldn’t be accumulating to begin with.

        Like, that’s literally what tartar is…

        Just placque that wasn’t removed in a timely fashion and hardens over time.

        • Montagge@lemmy.zip
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          6 months ago

          I’m not sold that the dental tools can unintentionally damage enamel. Also I don’t think a sugar filled apple is going to clean teeth.

          • givesomefucks@lemmy.world
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            6 months ago

            Source that even “hard” brushing can damage enamel:

            Abrasion. This is physical wear and tear of the tooth surface that happens with brushing teeth too hard, improper flossing, biting on hard objects (such as fingernails, bottle caps, or pens), or chewing tobacco.

            https://www.webmd.com/oral-health/tooth-enamel-erosion-restoration

            And here’s the source for high fiber foods like apples helping:

            https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6051571/

            If you brush too hard you can chip enamel, but apples are too soft/mushy to do so, while still neutralizing cavity forming bacteria.

            Now, that study didn’t find that apples removed plaque, but it showed they prevent bacteria causing cavities and more importantly the study also required participants to only use apples as their sole dental hygiene regiment…

            And I realize I said:

            with just proper brushing or eating fiberours foods like apples, tartar really shouldn’t be accumulating to begin with.

            But I never imagined people would think I meant only brushing would be all the dental healthcare they needed.

            But man…

            After this thread I am fully prepared to say I drastically overestimated my audience.

            I can admit that.

            • corsicanguppy@lemmy.ca
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              6 months ago

              fiberours

              and yet

              After this thread I am fully prepared to say I drastically overestimated my audience.

              Mr Dunning, Meet Ms Kruger.

            • Montagge@lemmy.zip
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              6 months ago

              I’ll trust WebMD the day I’m dead.

              The study you linked:

              In conclusion, chewing an apple does not necessarily have a mechanical plaque removal effect.

              So it doesn’t actually help.

        • corsicanguppy@lemmy.ca
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          6 months ago

          Our teeth didn’t evolve to last 80 years, but they evolved to last to our 50s/60s at least.

          Incorrect. Evolution doesn’t care about you after your genes have been passed on.

    • Coreidan@lemmy.world
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      6 months ago

      Just because they are scraping your teeth with a metal utensil doesn’t mean they are removing enamel. Enamel is a lot harder than you think and lightly scraping it has no effect on it.

      Since you’re not a dentist or have any medical training you shouldn’t make such sweeping assumptions.

      I’ve been getting cleanings my entire life. My enamel is just fine.

      You don’t use a metal spatula or an expensive coated cooking pan, do you?

      Non-stick coatings are soft. Enamel isn’t.

      • givesomefucks@lemmy.world
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        6 months ago

        Bruh you’re literally in a community called “science” commenting about a study that showed we’re doing way to much dental care for zero benefit…

        You’re drastically over estimating how good enamel is too. Like, sure, by some measures it’s the “toughest” part of our bodies, but even brushing too hard can cause small chips.

        Those small chips are where placque will form. And that will harden to tartar. And when that’s is scaled, it opens up the risk that the small chip expands, making it more likely tartar develops.

        Over decades this adds up.

        I mean hell, how rare do you think it is for people to get small chips? The enamel isn’t going to just magically grow back over it

        I’ve been getting cleanings my entire life. My enamel is just fine.

        I mean. I shouldn’t have to explain why anecdotal experiences on social media aren’t scientific…

        And you don’t need to be a dentist to know this stuff, an incredible basic knowledge of material hardness is all you need and what you seem to be missing.

        Since you’re not a dentist

        Again, you’re literally commenting on an article about a scientific study that found dentists are over prescribing medical treatments that have no benefit so they can make more money…

        Yet your saying unless someone is a dentist you won’t listen to them?

        Why are you on a science community if you don’t believe in the scientific method over salesmen?

        • Coreidan@lemmy.world
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          6 months ago

          You’re drastically over estimating how good enamel is too.

          And there you go again showing how incredibly ignorant you are.

          Enamel is harder than steel. But just because it’s hard doesn’t mean it can’t be brittle.

          Chipping your tooth is an entirely different concept then scratching the enamel.

          Hardness vs brittleness. Two completely different concepts. Have you never taken a physics class before?

          Your argument is that cleanings remove enamel and that’s entirely false.

          So you’re saying that when you go to the dentist they are chipping your teeth? Like I said get a better dentist because yours sucks. But I’d venture to guess you’ve never been to a dentist because you think you’re smarter than them. What a joke.

          You’re rambling with zero empirical evidence to back it up.

          Your phobia is showing. The fact that you don’t understand any of the science behind this is compelling enough for me to never listen to you.