Myths and Truths in Dentistry

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Unraveling 30 Popular Beliefs for a Healthy Smile

Hello, dear moms and dads! This is Mama Smile, dentist and mother on call, ready to share knowledge that will make all the difference to your family’s oral health!

Have you ever wondered if that “tip” your grandmother gave you about dental care is really true? Or if that advice you saw on social media really works? In this article, I’m going to unravel the main myths and truths about dentistry so that you can take care of your family’s smile with reliable information.

Come on, put on your Smiley Mommy assistant’s coat and find out what’s fact and what’s fiction!

1. Myths and Truths: Does Brushing Hard Remove Plaque Better?

Answer: Myth.

Many people believe that the harder they brush, the cleaner their teeth will be. But, moms and dads, that’s a big mistake!

Brushing too hard can cause serious damage to tooth enamel (that protective layer that doesn’t regenerate) and gums. Over time, this excessive pressure wears away the enamel, increasing the risk of sensitivity and cavities.

What I recommend:

• Use a soft bristle brush (super important!)
• Make gentle, circular movements for 2 minutes
• Cover all surfaces: external, internal and chewing
• Complete with floss to reach where the toothbrush doesn’t reach

Remember: Kindness also applies to little teeth! Care and consistency are much more effective than force.

2. Myths and Truths: Does Eating Too Many Sweets Cause Oral Problems?

Answer: True.

Moms and dads, this is an important alert! Excessive consumption of sweets and sugary foods is truly one of the main villains of oral health.

The bacteria that naturally live in our mouths love sugar! When they find these foods, they produce acids that attack the tooth enamel. Over time, this process causes demineralization and leads to the development of cavities.

How to Protect Your Family’s Smile:

• Limit sugar consumption (no need to eliminate it completely!)
• Brush your teeth after consuming sweets.
• Maintain a strict oral hygiene routine.
• Offer healthier options for the little ones.

By balancing a diet with less sugar and good hygiene habits, you ensure beautiful and healthy smiles for the whole family!

3. Myths and Truths: Does Sugar-Free Gum Replace Brushing?

Answer: Myth.

Sugar-free gum has its value, moms and dads! It increases saliva production, which helps neutralize acids in the mouth and remove food particles. It’s an ally, but with limitations.

However, don’t be fooled: no gum can replace the unbeatable duo of oral hygiene – brushing and flossing! Only they can effectively remove plaque and food debris.

Tip: Use sugar-free gum as a complement, especially when you can’t brush your teeth right after meals (like at work or during outings with the kids).

4. Myths and Facts: Does Mouthwash Eliminate All Bacteria in the Mouth?

Answer: Myth.

Mouthwashes are like that “extra help” in house cleaning – they assist, but they don’t do the whole job!

Although they temporarily reduce the number of bacteria and freshen the breath, they cannot eliminate all the bacteria in the mouth. And they definitely do not replace our basic hygiene routine.

Mamãe Sorriso’s recommendation:

• Use the mouthwash as a COMPLEMENT (not a substitute!)
• Keep brushing and flossing religiously!
• Don’t forget regular visits to the dentist for professional cleanings!

The mouthwash is the “final touch” of a complete oral hygiene routine!

5. Myths and Facts: If the Teeth Aren’t Painful, There’s No Problem?

Answer: Myth.

“If it doesn’t hurt, everything is fine” – this thinking is a dangerous trap, dear ones!

Many oral conditions, such as early-stage cavities and gum diseases, are silent in the early stages. You may not feel anything at all until the problem has progressed significantly.

Why regular dental visits are crucial:

• They detect problems early (before you feel pain!)
• They identify subtle signs like white spots on teeth or swollen gums.
• They allow for simpler and more cost-effective treatments.
• They prevent more complex and uncomfortable procedures in the future.

Remember: prevention is always the best medicine! Schedule regular check-ups for the whole family.

6. Myths and Truths: Does Teeth Whitening Weaken the Teeth?

Answer: Myth.

Moms and dads who dream of a whiter smile, don’t worry!

When done with regulated products and under the supervision of a dentist, teeth whitening DOES NOT weaken the teeth. The bleaching agents (such as hydrogen peroxide or carbamide peroxide) only target the molecules responsible for stains, without affecting the enamel structure.

The temporary sensitivity some people experience during treatment may give the false impression of weakening, but studies show that supervised whitening is safe.

Mamãe Sorriso’s Alert: “At-home” products without professional guidance can cause damage due to improper use. Always consult your dentist before starting any whitening treatment!

7. Myths and Facts: Is Using Dental Floss Daily Necessary?

Answer: True.

If the toothbrush is the heroine of oral hygiene, dental floss is its indispensable partner!

Dental floss reaches areas where the toothbrush can’t go—between the teeth and along the gum line. These spaces are true “hideouts” for bacteria plaque, which can accumulate and harden, forming tartar.

Benefits of Daily Flossing:

• Prevents Cavities Between Teeth
• Prevents Gum Issues Like Gingivitis
• Removes Food Particles from Hard-to-Reach Areas:
• Complements brushing for a complete cleaning.

Mamãe Sorriso’s tip: Teach children early! The earlier they develop this habit, the easier it will be to maintain it for a lifetime!

8. Myths and Facts: Can Fluoride in Water Prevent Cavities?

Answer: True.

Fluoride is a true guardian of oral health, dear moms and dads!

It strengthens tooth enamel, making them more resistant to acids produced by bacteria. Fluoridation of water is an effective public health measure that benefits the entire population, regardless of age or individual habits.

How fluoride protects our smiles:

• It strengthens tooth enamel.
• It makes teeth more resistant to acids.
• It significantly reduces the incidence of cavities.
• It is present in toothpaste and other dental products.

Remember: use fluoride products as recommended by your dentist to avoid dental fluorosis (white spots on teeth) from excessive use.

9. Myths and Truths: Can Cavities Heal on Their Own?

Answer: Myth.

Unfortunately, moms and dads, cavities are not like scratches that heal on their own!

A cavity is the result of tooth decay caused by bacteria and their acids. Once the cavity is formed, the body cannot repair it naturally. Dental intervention is necessary to remove the compromised tissue and restore the tooth’s structure.

Why early treatment is essential:

• Prevents more serious complications.
• Allows for simpler procedures (like small fillings).
• Preserves more of the original tooth.
• Prevents infections that could require complex treatments like a root canal.

The best strategy? Prevention and early detection through regular check-ups!

10. Myths and Truths: Does Chewing Ice Strengthen Teeth?

Answer: Myth.

That habit of chewing ice cubes from your drink may seem harmless, but in reality, it’s a threat to your teeth!

Chewing ice can damage the tooth enamel and even cause fractures in the teeth. The hardness of the ice combined with the low temperature creates perfect conditions for microfractures in the enamel.

Advice: Resist the temptation! If you enjoy the refreshing sensation, opt for cold water instead of chewing ice.

11. Myths and Facts: Is Excessive Use of Over-the-Counter Teeth Whiteners Safe?

Answer: Myth.

Teeth whitening products sold in pharmacies promise quick results, but be careful! Without professional supervision, they can do more harm than good.

Many of these products contain abrasive ingredients that, when overused, can wear down the tooth enamel and expose more sensitive layers of the teeth. The result? Increased sensitivity to heat, cold, or acidic foods.

How to whiten safely:

• Consult your dentist before starting any treatment.
• Follow the professional recommendations strictly.
• Prefer supervised treatments for effective and safe results.
• Avoid frequent and prolonged use of products without guidance.

Remember: a healthy smile is more important than an extremely white smile!

12. Myths and Facts: Does Gum Disease Affect Only the Gums?

Answer: Myth.

Gum disease is like an iceberg – what we see is just the tip of the problem!

Starting as gingivitis (red, swollen gums that bleed easily), it can progress to periodontitis, a more severe condition that affects not only the gums but also the bone and tissues that support the teeth.

Consequences of untreated gum disease:

• Bone loss around the teeth.
• Formation of deep pockets between teeth and gums.
• Tooth mobility.
• In severe cases, tooth loss.

The good news? Gingivitis is reversible with proper treatment! But once it progresses to periodontitis, bone damage is permanent, although the disease’s progression can be controlled.

13. Myths and Facts: Is Drinking Diet Soda Less Harmful to Teeth than Regular Soda?

Answer: Myth.

Moms and dads, don’t be fooled! Even though diet sodas don’t contain sugar, they still pose a threat to your teeth.

Diet sodas are extremely acidic and can cause enamel erosion if consumed frequently. The acidity of these drinks directly attacks the enamel, regardless of the presence of sugar.

Healthier alternatives:

• Water (the best option!)
• Water with natural fruit infusion
• Sugar-free teas (preferably caffeine-free for children)
• Milk (an excellent source of calcium for strong teeth)

If you consume soda, use a straw to minimize contact with your teeth and drink water afterward to help neutralize the acids.

14. Myths and Truths: Children Don’t Need Dental Care Until They Lose Their Baby Teeth?

Answer: Myth.

As both a dentist and a mom, I need to emphasize: dental care should begin long before the first baby tooth falls out!

Baby teeth are essential for speech development, proper chewing, and they also reserve space for permanent teeth. Untreated problems in baby teeth can affect the development of permanent teeth.

When to start dental care:

• Gum cleaning from birth.
• First dentist visits around 1 year old or when the first tooth appears.
• Supervised brushing from the appearance of the first teeth.
• Establishing hygiene habits early on.

Taking care of baby teeth is an investment in your child’s future smile!

15. Myths and Facts: Is it Normal to Have Bleeding Gums During Brushing?

Answer: Myth.

Bleeding gums are like an alarm ringing in your mouth – they’re warning that something isn’t right!

Gum bleeding is usually a sign of gingivitis, the early stage of gum disease. It happens when plaque builds up along the gum line, causing inflammation. Healthy gums don’t bleed during brushing or flossing.

What to do if your gums bleed:

• Do not interrupt brushing or flossing.
• Improve your oral hygiene technique.
• Use a soft-bristled toothbrush.
• Consult your dentist – a professional cleaning may be needed.

With proper care, gingivitis is reversible – but don’t ignore this important warning!

16. Myths and Truths: Does Brushing Teeth Immediately After Acidic Meals Protect Your Teeth?

Answer: Myth.

It may sound contradictory, but brushing immediately after consuming acidic foods can do more harm than good!

The acids present in citrus fruits, sodas, juices, and other foods temporarily soften the enamel. If you brush at this moment, you’ll be rubbing the enamel while it’s more vulnerable, potentially causing wear.

The correct approach:

• Wait at least 30 minutes after consuming acidic foods.
• In the meantime, drink water to help neutralize the acids.
• After the waiting time, brush normally with a soft-bristled toothbrush.
• Use gentle, circular motions.

This small change in habit can make a big difference in protecting your tooth enamel!

17. Myths and Truths: Can Stress Affect Oral Health?

Answer: True.

Stress from our daily life (especially with the hustle and bustle of children!) can trigger several oral health issues such as:

• Bruxism: involuntary grinding of teeth during sleep or periods of stress.
• Dental wear: enamel erosion.
• Pain: in the jaw and possible headaches.
• Reduced immunity: higher susceptibility to infections like gingivitis and periodontitis.

Mamãe Sorriso’s tips to manage stress and protect your family’s smile:

• Practice meditation and deep breathing.
• Engage in regular physical exercise.
• Practice yoga or other relaxation activities.
• Maintain healthy lifestyle habits.

By managing stress, moms and dads, you strengthen the whole family’s immune system, reduce that annoying tension in the jaw, and decrease episodes of bruxism (the teeth grinding we sometimes notice in children during sleep). Remember: a balanced family means healthier smiles for everyone!

18. Myths and Facts: Is It Safe to Use a Toothpick to Clean Between Your Teeth?

Answer: Myth.

Toothpicks present significant risks:

• They are hard and sharp and can damage the gums
• Can cause permanent damage to tooth enamel
• They tend to push food waste into deeper areas
• They contribute to the accumulation of plaque and the development of cavities

Alternative I recommend: Teach the whole family to floss every day! It gently and effectively removes stubborn debris from between teeth and eliminates plaque. It’s a habit that helps prevent cavities and gum problems. Make it a fun routine for the kids!

19. Myths and Truths: Does Brushing Your Teeth Right After Breakfast Remove Plaque Properly?

Answer: True.

That after-breakfast brushing that Mommy Smile insists on so much is super effective at removing the plaque that has accumulated during sleepovers and after that first delicious meal of the day.

Golden tip: After children have had orange juice or other acidic foods, ask them to wait at least 30 minutes before brushing their teeth. This protects the tooth enamel, which becomes more sensitive after contact with acids. How about using this time to read a story?

20. Myths and Truths: Is the Use of Hydrogen Peroxide Effective for Whitening Teeth?

Answer: Myth.

Hydrogen peroxide used without professional supervision can:

• Damaging tooth enamel
• Increase tooth sensitivity
• Increase the risk of tooth decay
• Causing irritation and inflammation of the gums

Tip: Leave teeth whitening in the hands of a dentist who can:

• Properly assess your oral health
• Determine the most suitable technique for your case
• Monitor the process to ensure safe results
• Use products specifically formulated to protect enamel

21. Myth or Truth: Is Cold Sores Caused by a Lack of Vitamin C?

Answer: Myth.

Canker sores are painful lesions on the oral mucosa that can be caused by various factors:

• Emotional stress
• Hormonal changes (menstrual cycle, pregnancy)
• Physical trauma to the mucosa (accidental bites)

Although vitamin C deficiency is not the main cause of canker sores, it can result in other oral conditions such as gingivitis and periodontitis.

Tips for preventing those painful canker sores:

• Maintain a balanced diet rich in essential nutrients
• Adopt good oral hygiene habits
• Manage stress
• Regular visits to the dentist

22. Myths and Truths: Can Excessive Use of Mouthwash Cause Health Problems?

Answer: True.

Mouthwashes with a high alcohol content can:

• Causing dryness of the oral mucosa
• Dry mouth and discomfort
• Aggravate problems in people with xerostomia (dry mouth)
• Potentially increases the risk of oral cancer with prolonged use due to chronic irritation of the mucosa

Affectionate advice:

• Choose alcohol-free rinses for the whole family, especially for children and those with sensitivities
• On your next visit to the dentist, ask for suggestions of suitable products for each member of the family
• Always follow the advice of your child-friendly dentist to ensure healthy, happy smiles!

23. Myths and Truths: Is Brushing Your Teeth with Activated Charcoal Safe?

Answer: Myth.

As a mom and a dentist, I have to warn you: although activated charcoal has become a “natural whitener” on social media, it can be your worst enemy in the long run!

Activated charcoal is very abrasive for our teeth. By using it regularly, you can:

• Wearing down tooth enamel (which doesn’t regenerate!)
• Increase tooth sensitivity
• Leave teeth more vulnerable to stains and cavities

Tip: If you want a whiter smile, opt for safe and proven methods! Talk to your dentist about supervised whitening options, which protect the enamel while giving you that glow you want so much. Remember: there is no shortcut to a healthy, beautiful smile!

24. Myths and Truths: Is Shisha Smoking Less Harmful to Teeth than Traditional Cigarettes?

Answer: Myth.

As a dentist who has treated many smoking patients, I can assure you: hookah is NOT a safer alternative!

Contrary to what many young people think, hookah smoking is not the way to go:

• Contains high doses of nicotine (equal to or even more than cigarettes)
• It’s full of toxic substances like tar and heavy metals
• Reduces blood flow to the gums, impairing their recovery
• Significantly increases the risk of cavities, gum disease and even oral cancer

Tip: If you or your teenagers believe that shisha is harmless, it’s time for a frank conversation. As a mother, I know it’s hard sometimes, but we need to protect our little ones (even when they’re not so little!). Both cigarettes and shisha are equally harmful to your beautiful smile!

25. Myths and Truths: Should Teeth Be Brushed Immediately After Meals?

Answer: Myth.

This is one of those old guidelines that we need to update! As a dentist and a mother who always worries about the details, I need to explain:

After consuming acidic foods (citrus fruits, soft drinks, juices), your tooth enamel is temporarily weakened. Brushing immediately can help:

• Remove weakened enamel
• Increasing sensitivity
• Accelerate tooth wear

Tip: Wait at least 30 minutes after eating acidic foods. During this time, our saliva works like a real hero, neutralizing acids! In the meantime, you can rinse your mouth out with water or chew sugar-free gum to stimulate saliva production. Your teeth will thank you for this extra care!

26. Myths and Truths: Should Pregnant Women Avoid Dental Treatment?

Answer: Myth.

As a mother who has gone through two pregnancies and continues to see my pregnant patients, I can assure you: taking care of your oral health during pregnancy is essential!

Basic dental treatments are not only safe, but recommended during pregnancy:

• The second trimester is the ideal time for necessary procedures
• Untreated mouth infections can have an impact on baby’s health
• Hormonal changes during pregnancy can increase gum problems

Smile Mom Tip: If you’re pregnant, make sure you tell your dentist! Together, you can plan safe and necessary treatments. Remember that your oral health influences your baby’s health. As I always say to moms in the office: “Taking care of yourself is also taking care of your little treasure!”

27. Myths and Truths: Can Periodontal Disease Increase the Risk of Cardiovascular Disease?

Answer: True.

This is a surprising connection that, as a dentist and mother concerned about the integral health of the family, I always make a point of explaining to my patients:

The relationship between gums and heart is closer than we think:

• Chronic inflammation of the gums can trigger inflammatory processes in other parts of the body
• Bacteria from periodontal disease can enter the bloodstream
• Studies show an association between periodontal problems and higher cardiac risk

Tip: When I take care of my family’s oral health, I know I’m protecting much more than just their smiles! A complete oral hygiene routine, with proper brushing, daily flossing and regular visits to the dentist, is a true act of love that protects the hearts of those we love!

28. Myths and Truths: Can Braces Cause Cancer?

Answer: Myth.

As a dentist who accompanies many teenagers with braces (including my own children!), I can reassure all parents:

There is no scientific evidence linking braces to cancer:

• The materials used in the devices are biocompatible and safe
• Millions of people wear braces without any related problems
• The benefits go far beyond aesthetics: they improve chewing and facilitate hygiene

Tip: What really matters during orthodontic treatment is maintaining impeccable oral hygiene! I always tell my children and patients: taking good care of your braces is investing in your future smile! Careful brushing, interdental brushes and regular visits to the orthodontist are your best allies on this journey!

29. Myths and Truths: Can Coffee Stain Your Teeth?

Answer: True.

As a mother who can’t survive without that cup of coffee in the morning (you know what I mean, right?), I have to admit: our beloved coffee can stain teeth over time.

Coffee contains compounds called tannins that adhere to tooth enamel and can cause yellowish or brownish stains over time.

Tip from Mama Smile: You don’t have to give up your coffee! Some strategies I use and recommend:

• Drink water right after coffee to “rinse” your teeth
• Wait 30 minutes and then brush your teeth (remember the previous tip?)
• Consider light maintenance whitening if you are a true coffee lover

After all, moms need energy, don’t they?

30. Myths and Truths: Is Brushing Your Teeth for More Than Two Minutes More Effective?

Answer: Myth.

As a dentist who is also the mother of children who are in a hurry when it comes to brushing, I always say: the secret is quality, not quantity!

Two minutes is the ideal time recommended by experts:

• It is enough to remove plaque when done correctly
• Brushing for too long can wear down tooth enamel
• Proper brushing technique is more important than prolonged brushing time

Smile Mama Tip: To ensure the full two minutes (especially with children!), use a timer or play a favorite song. In our house, we have the “brushing song” – when it’s over, everyone knows they’ve brushed for the right amount of time. It turns the routine into a little family celebration!

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Conclusion:

Remember, darlings: correct information is the first step to a healthy smile! As a mother and dentist, I know that taking care of your family’s oral health sometimes seems like a huge task, but every little positive habit makes a big difference.

Do you have any questions about oral health? Leave them in the comments! I love answering your questions and helping to uncover more myths and truths about caring for our smiles!

With affection,

Smiling Mom

Suggested reading:

7 Ways to Choose the Best Toothbrush and Toothpaste

Mamãe Sorriso (@www.mamaesorriso.com) • Instagram photos and videos