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What are dental sealants and how do they work?

March 18th, 2026

A dental sealant is a liquid that is applied to the teeth. The sealant hardens and provides a protective coating that is designed to reduce cavities and create a smoother tooth surface. Dental sealants are clear or white; they do not take away from the appearance of teeth. You can think about this treatment as being similar to varnish that protects a wood floor.

Sealants are not the same as fluoride treatments. The application is similar, but sealants are a semi-permanent protective coating. Dr. Bill Whitley and our staff recommend that sealant applications for children begin soon after molars erupt, first molars around the age of six, and second molars around the age of 12.

Simple Application

Having sealants applied is not uncomfortable at all. First, your child's teeth will be cleaned and dried. A gel is applied, which helps the sealant adhere to the tooth, and then is rinsed away. Your child's teeth are dried again and the sealant is applied. A few seconds of exposure to a light source may be used to cure the sealant and make it semi-permanent. Sealants should last for a long time, normally between five and ten years.

Sealant Benefits

The coating on the surface of your child's teeth reduces the amount of acid contact. Normal acids in foods that are consumed can eat away at the surface of teeth. Bacteria also react to plaque formation and create more acid in the mouth. These small pits or weakened areas are prone to caries or cavity formation. Preventing cavities is a much better choice than drilling and filling damaged teeth.

A sealant also helps to smooth the chewing surfaces of your childn't teeth. The smoother surface is not as likely to retain small particles of food and bacteria. Your child's mouth stays cleaner and food is not left behind to form acids. The protective application can also be used on other teeth that have a rough surface, to protect the grooves or pits from decay.

After the sealant is applied, your child still needs to take proper care of his or her teeth. Regular brushing and flossing is required. Dr. Bill Whitley may recommend fluoride treatments to strengthen and protect your child's teeth further.

If you have any concerns about sealants, please discuss them with during your child's next appointment at Whitley Family Dental. We want your little one's teeth to stay healthy for life.

Diet and Dental Health: What to eat and what to avoid

March 11th, 2026

You are probably aware that guzzling soda and drinking those sugary Starbucks Frappuccinos aren’t particularly good for your dental health. But how much thought do you give to the effects of your diet on your teeth? Practicing healthy eating habits isn’t just helpful for your waistline, it also ensures that your teeth stay strong and cavity-free.

How diet affects dental health

Our team at Whitley Family Dental will tell you that your mouth is a complicated place on a microbiological level. Harmful bacteria form dental plaques which convert the sugars in food to acids that wear away at tooth enamel. Meanwhile, saliva washes away some of the detrimental acids, while minerals work to rebuild where teeth are damaged. The foods you eat are important for managing this balancing act between harmful bacteria and helpful rebuilding agents.

Rethinking your diet to prevent cavities

Carefully considering your dietary choices is a smart way to become mindful of the foods you eat and how they affect oral health.

Foods to eat

  • Calcium- and phosphorus-rich foods. We’ve all heard that milk builds strong bones, and your teeth are included in that. Milk, cheese, nuts, and chicken are strong sources of calcium and phosphorus. These minerals are used to repair damage to the teeth’s enamel.
  • Crunchy fruits and vegetables. Biting into an apple stimulates saliva flow, which washes harmful acids from the surface of your teeth. Turn to other crunchy fruits and vegetables, including carrots, celery, pears, and lettuce, to increase saliva production.
  • Sugar substitutes. If you have a sweet tooth but want to decrease tooth decay, sugar substitutes such as Stevia or Equal provide a sugary kick without harming your teeth.

Foods to avoid

  • Sugary snacks. Cookies, cakes, candies, and other sugary treats provide a feast for the acid-producing bacteria in your mouth. Furthermore, these foods often get stuck in the ridges of your teeth, and provide a breeding ground for new bacteria.
  • Acidic fruits and vegetables. Foods high in acidity, such as tomatoes, citrus fruits, berries, peaches, and lemons, wear away the enamel of your teeth. Because these foods can be part of a healthy diet, remember to brush after eating them or swish with a mouth rinse to protect your teeth.

Eating well is an essential part of keeping your teeth healthy. Consult Dr. Bill Whitley about your diet for tips on food habits that keep your teeth strong and cavity-free. For more information about the link between your diet and your oral health, or to schedule an appointment with Dr. Bill Whitley, please give us a call at our convenient Dallas office!

Your Snoring Might Be More Serious Than You Think

March 4th, 2026

Sleep apnea is a disorder in which breathing stops and starts repeatedly throughout the night. It’s most common among middle-aged adults, and the most prevalent symptom is loud snoring.

Sleep apnea occurs when the muscles in the back of your throat relax to the point where they inhibit your natural breathing. It can cause your breathing to stop for anywhere from ten to twenty seconds. In the worst cases, it can even stop your breathing for up to a few minutes.

In addition, people who suffer from sleep apnea wake up feeling tired and unrested. The condition may even lead to depression, high blood pressure, irritability, and memory loss. It puts you at a greater risk for heart attack and lowers oxygen levels in your brain.

All of this sounds scary, but the good news is that sleep apnea can be treated! One of the most common ways Dr. Bill Whitley can treat sleep apnea is by creating an oral device for you to wear while you sleep.

The device brings your jaw forward, which keeps the airway open and lowers the incidence of snoring. Another method is to use a continuous positive airway mask, often referred to as a CPAP. The mask fits over the mouth and forces oxygen through the throat while you sleep.

If you’re unsure about whether you may suffer from sleep apnea, visit our Dallas office and let Dr. Bill Whitley know. We can determine the appropriate treatment if any is needed. Don’t risk losing another night’s sleep over something we can easily treat!

Dental Sealants for Baby Teeth?

February 25th, 2026

Perhaps you’ve heard your friends talking about dental sealants, and how well they prevent cavities. And as soon as your child’s permanent molars come in, you absolutely plan to make an appointment at our Dallas office for this treatment. But should you also be concerned with your child’s baby teeth? Could they benefit from sealants too?

Even though those beautiful baby teeth are going to be replaced with permanent teeth, they should still be protected. Primary teeth help with speech development, enable your child to develop proper chewing and eating habits, and serve as place holders so that permanent teeth can erupt in the correct place. That’s why you’ve been so careful to help your child brush and floss twice daily, and make regular visits to our office for exams and cleanings.

But some teeth are just harder to keep clean with regular brushing than others. Primary molars, just like permanent ones, have depressions and grooves on the chewing surfaces. These grooves collect bacteria and food particles that are hard for bristles to reach, providing a perfect opportunity for cavities to develop in those little molars.

Cavities are not the only problem which can affect primary teeth. Because baby teeth have thinner layers of protective enamel, a cavity can actually reach the pulp (the center of the tooth) more quickly, leading to pain and potential infection.

While baby teeth can be treated, with fillings, restorations, and even stainless steel crowns, preventing tooth decay is always our first, best choice. And dental sealants are recommended by the American Academy of Pediatric Dentistry and the American Dental Association as one of the most effective ways to prevent cavities in both baby teeth and adult teeth.

Dental sealants are safe and effective.  Sealants are thin coatings (usually a plastic resin or other dental material) that cover a molar’s grooves and depressions, making it impossible for bacteria and food particles to collect there. Applying them is a simple, pain-free process.

Each tooth will be examined first. If we find any signs of decay starting, we will gently treat that area before applying the sealant. After the tooth is cleaned and dried, an etching solution will be brushed on to the surface area being sealed. This etching roughens the surface so that the sealant will hold to the tooth more effectively. A thin coat of the sealant is then painted on and hardened under a curing light.

That’s all there is to it! Sealants typically last from three to five years, and some last even longer. Keep up your regular careful brushing and flossing, and we will monitor the condition of the sealants at each exam.

Talk to Dr. Bill Whitley about dental sealants. We’ll let you know if your child can benefit from the procedure even before those baby teeth give way to permanent ones. It’s never too early to prevent tooth decay!