Caries (Tooth Decay)
What are caries and why do they matter?
Caries, commonly known as tooth decay or cavities, are one of the most common oral health conditions and can affect people of all ages.
Caries develop when bacteria in the mouth feed on sugars from food and drinks. These bacteria produce acids that gradually soften and weaken the tooth surface. Over time, this can lead to permanent damage and the formation of cavities.
In the early stages, caries may not cause any symptoms, which is why prevention and regular dental visits are so important. If left untreated, tooth decay can lead to discomfort, infection, and tooth loss.
The good news is, tooth decay is largely preventable. Small, consistent daily habits can make a big difference in protecting your teeth long term.
How can you help prevent caries?
Looking after your teeth every day is one of the most effective ways to reduce your risk of tooth decay. Building a simple and realistic routine can helps you maintain good oral health.
You can help protect your teeth by:
· Brushing your teeth twice a day, including once before bed, using a fluoride toothpaste. Brushing before sleep is especially important because saliva flow naturally reduces overnight, allowing bacteria to become more active.
· Cleaning between your teeth daily using interdental brushes or floss. Plaque and food debris often collect between teeth where toothbrush bristles cannot reach. Cleaning these areas helps reduce the risk of decay developing between teeth.
· Spitting out toothpaste after brushing without rinsing with water. This helps fluoride remain on the teeth for longer, providing additional protection.
· Using additional fluoride products if recommended by a dental professional. Fluoride helps strengthen enamel and makes teeth more resistant to acid attacks.
Building these habits into your daily routine helps protect your teeth and supports long-term oral health.
How does diet affect tooth decay?
What and how often you eat, and drink plays an important role in tooth decay.
You may find it helpful to:
· Reduce how often you consume sugary foods and drinks, especially between meals. Frequent snacking or sipping on sugary snacks, carbonated drinks, fruit juices, or sweetened beverages, gives bacteria more opportunities to produce acids that harm teeth.
· Choose tooth-friendly snacks such as cheese, nuts, vegetables, or plain yoghurt where possible.
· Drink water regularly, particularly after meals or snacks, to help wash away food particles and support saliva.
Making small changes to everyday food and drink habits can significantly reduce your risk of tooth decay over time.
Why are regular dental visits important?
Regular dental examinations play an important role in preventing tooth decay and maintaining overall oral health.
Dental professionals can:
· Identify early signs of tooth decay before symptoms develop
· Provide personalised prevention advice based on your individual needs
· Offer preventive treatments if appropriate
· Support you in maintaining effective oral hygiene habits
Routine dental visits can help you stay on track with your oral health goals.
When should you speak to a dental professional?
Tooth decay does not always cause pain in its early stages. It can be helpful to seek professional advice if you notice changes in your mouth or have concerns about your risk.
You may benefit from a dental visit if you notice:
· Tooth sensitivity to hot, cold, or sweet foods and drinks
· Visible dark spots, holes, or changes in the surface of a tooth
· Food frequently getting trapped in the same area
· Discomfort when biting or chewing
· Dry mouth or reduced saliva
· Changes in your oral health that you are unsure about
A dental professional can assess your oral health, provide personalised advice, and recommend appropriate care if needed.
Supporting strong teeth for life
Tooth decay is very common, but it is often preventable. By maintaining a consistent oral hygiene routine, making tooth-friendly dietary choices, and seeking professional advice when needed, you can help protect your teeth and support long-term oral health.
FAQs about caries prevention
Can I prevent caries by just brushing my teeth?
Brushing is a very important part of protecting your teeth, but it works best when combined with other daily habits. Cleaning between your teeth, using fluoride products, and being mindful of diet all work together to help reduce the risk of tooth decay. Combining these habits provides better long-term protection.
Is caries prevention only important for children?
No. Tooth decay can affect people at any stage of life. Changes such as diet, medication use, dry mouth, or gum recession can increase risk in adulthood. Maintaining good oral hygiene and preventive habits throughout life helps support strong, healthy teeth.