ADA American Dental Association
Patient Education
The ADA Patient Education Library provides the most popular topics in dentistry that will help you better maintain your dental health.
Tooth Decay and Plaque Formation
Tooth decay and gum disease can be prevented! These issues typically occur due to improper oral hygiene. Your teeth are covered with a sticky film of bacteria called plaque, which builds up after eating and during sleep. The bacteria in plaque turn sugar from food and drinks into acids. These acids attack the enamel, the tooth’s hard, outer layer. Repeated acid attacks can cause the enamel to break down, leading to tooth decay and cavities.
Common Problems Caused by Plaque
If plaque is not removed, it can cause the following problems:
Tartar Formation
Over time, plaque hardens into tartar (also called calculus). Tartar builds up along the gum line, providing bacteria with an undisturbed place to grow. If tartar is not removed, it can lead to gum disease and potential tooth loss.
Cavities
A cavity is a hole in your tooth that forms when tooth decay penetrates the enamel. If left untreated, cavities continue to spread deeper into the tooth’s layers, causing pain and possible infection. Cavities can occur on any tooth and in any location. If not treated in time, they may lead to severe infection and tooth loss.
Gum Disease (Gingivitis and Periodontitis)
Plaque buildup can irritate the gums, leading to gingivitis, an early stage of gum disease. Gingivitis causes swelling, redness, and bleeding of the gums. If untreated, it can progress to periodontitis, where the gums pull away from the teeth, creating pockets that can become infected. In advanced cases, this can lead to bone loss and tooth loss.
Prevention of Tooth Decay and Gum Disease
Preventing these issues is easier and more cost-effective than treating them. You can help protect your teeth by:
- Visiting your dentist regularly.
- Brushing your teeth twice a day.
- Cleaning between your teeth daily to remove plaque and food debris.
Proper Brushing Techniques
Brushing Your Teeth: The Right Way
- Brush twice a day for two minutes using a fluoride toothpaste. Fluoride helps strengthen enamel and prevent tooth decay.
- Hold your toothbrush at a 45-degree angle to reach the gum line effectively.
- Use gentle, circular motions to clean the outer, inner, and chewing surfaces of your teeth.
- Brush the chewing surfaces thoroughly to remove any trapped food particles.
- To clean the inner surfaces of front teeth, use the top part of the brush and a gentle up-and-down motion.
- Avoid brushing too hard, as this can lead to gum irritation and recession.
Choosing the Right Toothbrush
- Use a soft-bristled toothbrush to prevent gum damage.
- Replace your toothbrush every three to four months or sooner if the bristles become frayed.
Cleaning Between Your Teeth
Even with regular brushing, plaque and food particles can remain between your teeth and under the gum line. Cleaning these areas daily helps prevent cavities and gum disease.
Proper Flossing Technique
- Get the floss ready: Break off a good length of floss and wind most of it around your middle or index finger. Leave enough space to hold between your fingers.
- Position the floss: Hold the floss tightly between your thumbs and forefingers and gently guide it between your teeth.
- Curve the floss: When the floss reaches the gum line, curve it around one tooth and gently slide it beneath the gum line.
- Clean the tooth surface: Move the floss up and down against the side of the tooth.
- Repeat for all teeth: Unwind fresh sections of floss as you go, and don’t forget to clean the back of the last tooth.
If you haven’t been flossing regularly, your gums may be sore or bleed for the first few days. This should stop once plaque and bacteria are removed. If bleeding continues, see your dentist or hygienist.
Alternative Ways to Clean Between Your Teeth
Traditional flossing may not work for everyone. Luckily, there are other options, including:
- Pre-threaded floss holders: Convenient and great for on-the-go use.
- Dental picks/brushes: Helpful for cleaning around braces or dental work.
- Powered interdental cleaners: Use water or string floss to clean between teeth; ideal for people with braces, implants, or dexterity challenges.
The Importance of Gentle Brushing
Many people brush too hard, thinking it will clean their teeth better. However, excessive pressure can lead to gum recession, exposing the tooth’s root and making it vulnerable to bacteria. Using a gentle touch and the right technique will keep your gums healthy while effectively removing plaque and debris.
By following these proper oral hygiene practices, you can prevent cavities, gum disease, and tooth loss, ensuring a lifetime of healthy smiles!