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Debunking 5 Popular Dental Myths

August 5, 2025

Woman smiling in dental chair

When it comes to dental health, misinformation is everywhere. From old wives’ tales to internet rumors, it can be hard to know what advice is truly helpful and what could actually harm your teeth. To set the record straight, let’s take a look at some of the most common dental myths—and the facts that debunk them.

Myth 1: Sugar Is the Only Cause of Cavities

It’s true that sugary foods and drinks can increase your risk of tooth decay, but sugar alone isn’t the culprit. Cavities develop when bacteria in the mouth feed on carbohydrates of all kinds—including bread, crackers, and pasta. The bacteria produce acids that erode enamel, eventually leading to cavities. Brushing, flossing, and regular dental visits are the best ways to prevent decay, no matter what you eat.

Myth 2: If Your Gums Bleed, Stop Flossing

Many people believe bleeding gums mean they should avoid flossing, but the opposite is true. Bleeding is often an early sign of gum inflammation, caused by plaque buildup between teeth. By flossing consistently and maintaining good oral hygiene, the bleeding usually decreases as your gums become healthier. If bleeding persists, it’s important to see your dentist to rule out gum disease.

Myth 3: You Don’t Need to Visit the Dentist Unless Something Hurts

Pain is only one indicator of dental problems, and waiting until something hurts can make treatment more complicated. Cavities, gum disease, and even infections can progress without causing noticeable pain in the early stages. Regular dental checkups are essential for catching issues early and keeping your mouth healthy.

Myth 4: Whitening Ruins Your Teeth

Professional whitening treatments are safe and effective when done under a dentist’s supervision. While overusing whitening products can cause tooth sensitivity, whitening does not damage enamel. If your child or teen is interested in whitening, or if you’re considering it yourself, ask your dentist about safe options tailored to your smile.

Myth 5: Brushing Harder Cleans Better

It may feel like scrubbing your teeth aggressively will get them cleaner, but brushing too hard can actually wear down enamel and irritate your gums. A soft-bristled toothbrush and gentle circular motions are all you need for an effective clean.

Dispelling these myths helps patients make smarter choices for their oral health. The truth is simple: consistent preventive care is the best way to maintain a healthy, confident smile.

About the Practice

Crafting Smiles of Durham provides comprehensive preventive and family dentistry designed to protect your oral health for years to come. Dr. Ernesto Ulloa believes in the life changing power of dentistry! We make an impact on our patients’ lives through education and customized care to help you avoid common dental problems before they start.

Call us at (919) 220-4200 or request an appointment online.