eRadio SA

Eon Engelbrecht

eRadio is a feel-good digital radio station, broadcasting from the Garden Route, South Africa. www.eradiosa.com

  1. 1 hr ago

    The OPTISMILE Podcast 116 - Social Media & Dentistry - Trends vs Truth

    TikTok and Instagram have turned the mouth into a content category. Nail-file enamel contouring, oil pulling, charcoal scrubs, lemon juice and baking soda whitening, DIY elastic-band braces and unlicensed veneer technicians all circulate as harmless-looking hacks, and they are shared onward by people who never even opened the app. Some of it is merely a waste of money. Some of it causes permanent, irreversible damage. In this episode Dr Clifford Yudelman goes through ten of the most persistent social media dental trends and separates what is nonsense from what is actively dangerous. He explains what is physically happening to enamel and dentine when these hacks are applied, why unlicensed veneer work is a criminal offence in South Africa, why influencer veneers so often look like Chiclets, and how any listener can pressure-test a dental claim before it costs them their teeth or their money. It is a blunt episode, and deliberately so. Questions and Answers Question 1   (2:13 - 2:32) People are filing their teeth with nail files on TikTok. Why could this possibly be disastrous? Dentists do sometimes trim, polish or contour a tooth, but it is done under a microscope, by someone who knows where the dentine sits and how much enamel there is to lose. A nail file drawn straight across the front teeth is guesswork on a structure that does not grow back. Social media trivialises what is, in reality, biologically irreversible damage. Question 2   (3:49 - 3:59) Does oil pulling actually whiten teeth or cure cavities? Some small studies suggest swishing coconut or sesame oil may reduce certain oral bacteria, but there is no high-quality evidence that it whitens teeth or treats cavities. Cavities are caused by acid dissolving minerals out of enamel, and oil cannot reverse that process. It is largely harmless and largely pointless, and it is no substitute for brushing with a fluoride toothpaste or using tooth mousse. Question 3   (6:10 - 6:35) What are the dangers of DIY charcoal scrubbing? Charcoal toothpastes, and especially the powders, are highly abrasive. They may lift some surface stain from tea or tobacco, but they scrape enamel away over time, exposing the softer dentine underneath, which increases sensitivity and eventually makes teeth look darker, not whiter. Laboratory studies have shown many of these products exceed safe abrasivity thresholds for daily use. Question 4   (8:02 - 8:11) Are unlicensed veneer technicians operating in South Africa? There is no such thing as a veneer technician. A dental technician may manufacture appliances in a laboratory but is not permitted to work inside anyone's mouth, and the Health Professions Council of South Africa restricts this strictly. People have been arrested and jailed for it. Anyone offering this service, or accepting it, is playing with fire. Question 5   (9:37 - 9:48) Is the lemon juice and baking soda whitening hack also nonsense? It is one of the most damaging things on the list. Lemon juice is highly acidic and baking soda is abrasive, so the combination strips enamel like a scouring product. Teeth may look slightly whiter once or twice, but done daily it produces sensitivity that can take months to settle and costs a great deal to repair. Question 6   (12:10 - 12:32) Can you really close a gap in your teeth with elastic bands or DIY braces? No, and it is genuinely dangerous. An elastic band stretched over two teeth simply transfers the space to the next teeth, and the band itself can work its way under the gum and destroy the supporting bone, causing tooth loss. Orthodontists do use elastics, but with specific strengths and widths, anchored to brackets, hooks or Invisalign buttons, under close control. Question 7   (13:40 - 14:01) Why do influencers' veneers sometimes look like Chiclets or piano keys? Because aesthetics has been prioritised over anatomy and proportion. Natural teeth vary in shape, length and translucency, and uniformly flat, opaque, oversized veneers ignore facial harmony and age-appropriate design. Worse, some dentists market veneers as a way to protect teeth, which is the opposite of the truth. The best tooth is one that is undrilled. Question 8   (16:58 - 17:09) How can consumers spot fake dental news on social media? The red flags are absolute claims, miracle cures, an absence of references, and above all the demonisation of mainstream dentistry by someone who claims to be the only one who knows the truth. Credible advice acknowledges limits, risks and alternatives, and invites questions rather than suppressing them. Ask whether the claim is supported by peer-reviewed research or endorsed by a recognised professional body, and use AI tools to check a screenshot or link against the evidence. Question 9   (19:04 - 19:13) Are the purple colour-correcting toothpastes also a scam? They are generally harmless, but the effect is a visual trick produced by the colour purple sitting on the tooth surface rather than any real change in tooth colour. Nothing is being whitened. It is simply a waste of money. Question 10   (19:38 - 19:44) Why should you never buy professional dental tools online? Dental treatment is not about the instruments. It is about diagnosis, sequencing and risk management, and the evidence consistently shows that self-treatment produces worse outcomes at higher cost. Scaling your own teeth with a hook bought online, or fitting your own veneer kit, is simply looking for trouble. Closing Thoughts The through-line of this episode is simple: enamel does not grow back, and biology does not reward shortcuts. If a dental trend sounds too good, too fast or too cheap to be true, it almost always is. Social media is entertainment, not a treatment plan, and the cost of confusing the two is usually paid in tooth structure that cannot be replaced. Dr Yudelman notes that every episode of this podcast carries references, and that his forthcoming consumer guide to dentistry, focused on keeping your teeth undrilled, is now in the final stages of editing. In the meantime, the safest defence against dental misinformation remains critical thinking, a proper diagnosis, and a dentist who is willing to show you the evidence. Further Resources Injection Moulding Technique for veneers and bonding: https://optismile.co.za/dental-solutions/injection-moulding-technique/ Dental veneers in Cape Town: https://optismile.co.za/dental-solutions/dental-veneers/ Injection moulded composite veneers: https://optismile.co.za/injection-moulded-composite-veneers/ 6 teeth whitening myths busted: https://optismile.co.za/blog/6-teeth-whitening-myths-busted/ Teeth whitening tips and advice (podcast): https://optismile.co.za/blog/teeth-whitening-tips-and-advice/ Tooth sensitivity and cost-saving dental care (podcast): https://optismile.co.za/blog/secrets-of-tooth-sensitivity-and-cost-saving-dental-care/ Acid reflux and tooth erosion (podcast): https://optismile.co.za/blog/acid-reflux-tooth-erosion/ Hollywood versus real life smiles: the truth about makeovers (podcast): https://optismile.co.za/blog/hollywood-vs-real-life-smiles-the-truth-about-makeovers/ Digital smile design and emotional dentistry (podcast): https://optismile.co.za/blog/digital-smile-design-and-emotional-dentistry/ 10 smart questions to ask your dentist (podcast): https://optismile.co.za/blog/10-smart-questions-to-ask-your-dentist/ Why South Africa is a top choice for dental tourism (podcast): https://optismile.co.za/blog/why-south-africa-is-a-top-choice-for-dentaltourism/ Disclaimer: The content provided in this podcast, "Save Your Money Save Your Teeth" on Medical Mondays, is for informational and educational purposes only. It is not intended to serve as dental or medical advice. The insights and opinions expressed by Dr. Clifford Yudelman and any guests are designed to foster a better understanding of dental health, preventive measures, and general well-being, but should not be interpreted as professional dental or medical recommendations. Dr. Clifford Yudelman does not diagnose, treat, or offer prevention strategies for any health conditions directly through this podcast. This platform is not a substitute for the personalized care and advice provided by a licensed dental or healthcare professional. We strongly encourage our listeners to consult with their own dental care providers to address individual dental health needs and concerns. The information shared here aims to empower listeners with knowledge about dental health but must not be used as a basis for making health-related decisions without professional guidance. Your dental care provider is the best source of advice about your dental and overall health. Please always seek the advice of your dentist or other qualified health professionals regarding any questions or concerns about your dental health.

    23 min
  2. 6 days ago

    The OPTISMILE Podcast 115 - Navigating Specialists - Who Does What?

    Periodontist, endodontist, prosthodontist... does it ever feel like alphabet soup? In this episode of Save Your Money, Save Your Teeth, Eon Engelbrecht asks Dr Clifford Yudelman to untangle exactly who does what in dentistry: when a general dentist is all you need, when a specialist is worth every cent, and how getting the referral right can save you money, time and unnecessary treatment. Along the way, Dr Yudelman lifts the lid on failed root canals that could have been saved, the truth about referral kickbacks, and why there is no such thing as a specialist “cosmetic dentist”. Episode Questions and Key Answers 1. What is the difference between a general dentist and a specialist? (1:25) A general dentist is trained to diagnose, prevent and manage most dental conditions for all age groups, from check-ups, x-rays and fillings to crowns, basic extractions and preventive care. A specialist has gone back to university for several more years of full-time postgraduate training in one field, and goes far deeper in that narrower scope. The two are complementary: the general dentist manages most of the care, and specialists are brought in when complexity or risk increases. 2. When should I see an endodontist, instead of my regular dentist, for a root canal? (4:11) Endodontists specialise in the dental pulp and root canal system, and are the right choice for complex or calcified canals, retreatment of failed root canals, persistent infections and hard-to-diagnose pain. Their microscopes, CBCT imaging and additional technology deliver measurably higher success rates in complex cases. And a referral is never a failure: it means your dentist is protecting your tooth, with no kickbacks or commissions involved. 3. What does a periodontist do, besides treating gum disease? (9:09) Periodontists look after the supporting structures of the teeth, the gums and bone, and their scope extends well beyond gum disease: gum grafting, crown lengthening, and highly specialised implant placement techniques such as partial extraction therapy. They protect the foundations, because without stable gums and bone everything else fails. Large cases involving crowns, bridges and implants often start in the periodontist's chair. 4. Why would I need a prosthodontist for crowns or implants? (12:09) Prosthodontists are the specialists for large restorative cases: full-mouth rehabilitations, multiple implants and extensive crown work, sometimes 20 or more crowns in a single session. Dr Yudelman describes OptiSmile's own prosthodontist, Dr Steyn, who trained in Boston as implants were first emerging and handles cases such as a 13-implant full-mouth rebuild. Experience matters: it can be the difference between a result that lasts 15 to 20 years and one that fails within five. 5. What is the difference between an orthodontist and a dentist who does Invisalign? (15:25) Orthodontists complete specialist university training in tooth and jaw movement and manage complex bites, skeletal discrepancies and growth-related problems, while many general dentists are certified to treat mild to moderate cases with Invisalign. Experience varies enormously: a dentist who has limited his practice to aligners for 20 years is a very different proposition from one who has done a short course. And despite what marketing may claim, there is no registered specialty called cosmetic dentistry. 6. When do I need an oral surgeon versus a maxillofacial surgeon? (17:36) In South Africa the two are one and the same specialty, oral and maxillofacial surgery, covering extractions, impacted wisdom teeth, biopsies and minor surgical procedures. Individual surgeons may be more focused on areas such as facial trauma, reconstruction or cancer treatment, so it pays to be referred to the right surgeon for your particular problem. 7. What is a paedodontist, and do they only see children? (18:51) Paediatric dentists specialise in treating children, including anxious and special-needs patients and complex developmental conditions, with training in child psychology, growth and behaviour management. Very young children who need extensive treatment usually require a general anaesthetic in hospital, which is core paediatric-specialist territory. In Cape Town, severe childhood cases can be seen by the specialists at the Red Cross Children's Hospital. 8. Do you always need a referral to see a specialist? (21:24) Legally, no: patients can self-refer. But care works far better when it is coordinated, so the primary dentist understands the full picture, and research shows that multidisciplinary, coordinated care produces much better outcomes than uncoordinated specialist visits. As Dr Yudelman puts it, dentistry works best when it is played as a team sport. 9. Why does OptiSmile have specialists in-house? (23:19) OptiSmile has a specialist prosthodontist in-house, alongside general dentists with deep special interests, such as Dr Harris in Invisalign and Dr Ruan, who teaches root canals to other dentists. The team meets every Tuesday to review complicated cases shoulder to shoulder at the screen, so patients get several experienced minds on their treatment plan rather than a single opinion. 10. How do general dentists and specialists work together on complex cases? (24:55) Complex cases demand proper sequencing: gums treated first, teeth aligned next, and the restorative work of crowns, implants or bonding at the end, all planned together. The general dentist coordinates while the specialists contribute their expertise, which improves treatment longevity and lowers lifetime cost. Dr Yudelman also warns against self-proclaimed “experts” who take on major multi-specialty cases after a short course, with sometimes disastrous results. Closing Thoughts The takeaway from this episode is simple: dentistry works best as a team sport, with your general dentist coordinating the plan and the right specialist brought in at the right moment. Getting that referral right protects both your teeth and your wallet. Join Eon and Dr Yudelman next week, when they turn their attention to social media and dentistry. Until then, look after your teeth, and also your wallet. Further Resources Prosthodontist in Cape Town (Dr Jurie Steyn): https://optismile.co.za/dental-solutions/prosthodontist-cape-town/ Root Canal Treatment in Cape Town: https://optismile.co.za/dental-solutions/root-canal-treatment-cape-town/ Orthodontics at OptiSmile: https://optismile.co.za/dental-solutions/orthodontics/ Invisalign in Cape Town: https://optismile.co.za/dental-solutions/invisalign-cape-town/ Meet the OptiSmile Team: https://optismile.co.za/about-us/ Disclaimer: The content provided in this podcast, "Save Your Money Save Your Teeth" on Medical Mondays, is for informational and educational purposes only. It is not intended to serve as dental or medical advice. The insights and opinions expressed by Dr. Clifford Yudelman and any guests are designed to foster a better understanding of dental health, preventive measures, and general well-being, but should not be interpreted as professional dental or medical recommendations. Dr. Clifford Yudelman does not diagnose, treat, or offer prevention strategies for any health conditions directly through this podcast. This platform is not a substitute for the personalized care and advice provided by a licensed dental or healthcare professional. We strongly encourage our listeners to consult with their own dental care providers to address individual dental health needs and concerns. The information shared here aims to empower listeners with knowledge about dental health but must not be used as a basis for making health-related decisions without professional guidance. Your dental care provider is the best source of advice about your dental and overall health. Please always seek the advice of your dentist or other qualified health professionals regarding any questions or concerns about your dental health.

    30 min
  3. 29 Jun

    The OPTISMILE Podcast 114 - How to Read Your Own X-Rays (Co-Discovery)

    In this episode, Dr Clifford Yudelman introduces co-discovery, the principle that a patient is an informed partner in their own care rather than a passive bystander. He walks through how to make sense of a dental x-ray: what the light and dark areas mean, how cavities, bone loss, abscesses, tartar and dense restorations appear, and where AI tools such as Diagnocat fit in. The aim throughout is to replace fear with clarity, because when patients can see what is happening in their own mouth, they understand it, trust it, and act on it sooner. Questions and Answers Question 1.  What is co-discovery, and what should I be looking for on my own x-ray?  (1:04) Co-discovery, an idea from the American dentist Dr Bob Barclay in the 1950s, means the patient is an informed partner who understands the story their mouth is telling rather than diagnosing themselves. Start by orientating yourself: find the crowns, the roots and the surrounding bone. A healthy x-ray shows well-defined teeth and bone that hugs the roots closely, so once you know what normal looks like, abnormal findings make sense. Question 2.  What is the difference between the white areas and the dark areas on an x-ray?  (2:40) White areas are dense structures that block radiation: enamel, bone, and especially metal fillings or inlays. Dark areas are where the x-rays pass through easily, like the air between teeth, and they also flag less dense problems such as cavities or infection in the bone. With digital x-rays you can adjust the brightness to see these contrasts more clearly. Question 3.  How does a cavity look on an x-ray compared to a healthy tooth?  (4:34) A healthy tooth has a smooth, uniform outline with no dark shadows in the enamel, while a cavity usually shows as a dark triangle or shadow between the teeth or under an existing filling. Early decay can be subtle, and not all cavities show on x-rays, so the image only works alongside a clinical exam. Five shadows do not automatically mean five fillings. Question 4.  Can I spot bone loss on my own x-rays?  (6:02) Yes. In a healthy mouth the bone sits one or two millimetres below where the root meets the crown, so bone loss shows as a lowering of that level and a longer-looking root. Seeing it turns the abstract idea of gum disease into something visible, which makes patients far more likely to act. Question 5.  How do you spot an abscess or infection at the root tip?  (6:51) An abscess often appears as a dark circular or irregular area around the root tip, marking bone destruction from a chronic infection. Early ones can be missed on a flat 2D x-ray, which is why a CBCT often reveals a shadow that was not obvious before. Good diagnosis correlates the imaging with the symptoms, never a single snapshot. Question 6.  What do bright white streaks or shapes usually mean?  (7:42) Usually dense, man-made things: implants, crowns, posts and fillings, with white fillings slightly less opaque. A full crown can hide recurrent decay underneath, so we adjust how often we x-ray depending on how much restorative work is present. CBCT is excellent for roots and bone but is sensitive to metal, which is one area where AI helps cut through the streaking. Question 7.  How can I tell if there's tartar or calculus on an x-ray?  (9:18) Tartar is the chalky white build-up on teeth; above the gum it is mainly cosmetic and simply cleaned off. Below the gum it shows clearly on an x-ray, almost always alongside bone loss, and it is often invisible in the mirror, especially in smokers with healthy-looking gums. Seeing that hidden tartar and the bone it is destroying is what motivates people to act. Question 8.  Why do some teeth look like they're floating? Does it mean they're loose?  (10:41) A floating tooth has almost no bone around it, usually from very advanced gum disease in someone who has gone years without care. Most of these teeth cannot be saved. If two or three are floating, the rest are often not far behind. Question 9.  How does AI help patients understand their x-rays better?  (11:57) Software like Diagnocat colour-codes and flags abscesses, cavities and tartar, and even picks up wear or abfraction, supporting the conversation without replacing the dentist's judgment. Sometimes it catches what I would have missed, and sometimes I see what it missed. It has to be used responsibly, because turning up its sensitivity to claim a patient needs fifteen fillings is exactly the over-diagnosis to guard against. Question 10.  Why is it important for patients to see the x-ray, not just be told what's wrong?  (14:05) I take photos, a 3D scan and x-rays, run them through AI, then sit with the patient and look at everything together as part of a ninety-minute exam. This is discovering before diagnosing, and it lets us agree what genuinely needs treating and what can be left alone. Being told creates dependency, but seeing creates understanding, which helps patients accept care early while problems are still small. Closing Thoughts Co-discovery turns the abstract into the visible. When patients sit down and look at their own x-rays, photographs and scans alongside the dentist, decisions become shared rather than imposed, treatment is accepted earlier while problems are still small, and anxiety drops. Being told creates dependency; seeing creates understanding, and that understanding is what protects a patient's teeth, health and finances over a lifetime. To learn more or to book a full examination, visit OptiSmile.co.za. Further Resources Secrets of Your Teeth Exposed Through Dental X-Rays - podcast companion on the types of dental x-ray and what each one reveals:  https://optismile.co.za/blog/secrets-of-your-teeth-exposed-through-dental-x-rays/ Are All These X-Rays Necessary? - on x-ray frequency, CBCT, and avoiding unnecessary imaging:  https://optismile.co.za/blog/x-rays-dentist-gives-necessary/ The Ultimate Guide to Dental Check-Ups - what a thorough check-up includes, x-rays, and AI-assisted review:  https://optismile.co.za/blog/the-ultimate-guide-to-dental-check-ups/ Digital Dentistry: AI, 3D Printing and the Future of Your Smile - how OptiSmile uses Diagnocat and digital scans to show patients their own findings:  https://optismile.co.za/blog/digital-dentistry-ai-3d-printing-the-future-of-your-smile/ Orthophos 3D X-Ray (CBCT) - the low-radiation 3D x-ray technology used at OptiSmile:  https://optismile.co.za/dental-technology2/orthophos-3d-x-ray/ Book an appointment - contact OptiSmile in Sea Point, Cape Town:  https://optismile.co.za/contact-dentist-cape-town/ OptiSmile - practice home, articles and online booking:  https://optismile.co.za/ Diagnocat - the AI dental imaging software referenced in this episode:  https://diagnocat.com Disclaimer: The content provided in this podcast, "Save Your Money Save Your Teeth" on Medical Mondays, is for informational and educational purposes only. It is not intended to serve as dental or medical advice. The insights and opinions expressed by Dr. Clifford Yudelman and any guests are designed to foster a better understanding of dental health, preventive measures, and general well-being, but should not be interpreted as professional dental or medical recommendations. Dr. Clifford Yudelman does not diagnose, treat, or offer prevention strategies for any health conditions directly through this podcast. This platform is not a substitute for the personalized care and advice provided by a licensed dental or healthcare professional. We strongly encourage our listeners to consult with their own dental care providers to address individual dental health needs and concerns. The information shared here aims to empower listeners with knowledge about dental health but must not be used as a basis for making health-related decisions without professional guidance. Your dental care provider is the best source of advice about your dental and overall health. Please always seek the advice of your dentist or other qualified health professionals regarding any questions or concerns about your dental health.

    18 min

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eRadio is a feel-good digital radio station, broadcasting from the Garden Route, South Africa. www.eradiosa.com