Important Facts To Know About Cavities

May 1, 2025

Cavities are one of the most common dental problems people face, yet many patients are surprised by how little they actually know about them. Whether it’s a small spot on a tooth or something more advanced, cavities can impact your overall health, comfort, and confidence. At Black Mountain Family Dentistry, we believe that knowledge is power—especially when it comes to oral health. If you’re in the San Diego area, particularly in Miramar, here’s what you need to know about cavities, their warning signs, and how to keep your smile healthy and strong.

Understanding Cavities

Cavities—also known as dental caries or tooth decay—form when acids produced by bacteria in your mouth erode the outer layers of your teeth. Your mouth is home to millions of bacteria, some beneficial and others not so much. When you eat or drink foods containing sugars and carbohydrates, those harmful bacteria feast on the leftover particles and create acid as a byproduct. Over time, this acid wears down the tooth’s enamel, leading to the formation of holes, or cavities.

Cavities can affect anyone at any age. Children are often more susceptible due to diets high in sugary snacks and less consistent brushing habits, but adults—especially those with receding gums or dry mouth—are also at risk. Even older adults can develop cavities around old fillings or on root surfaces.

Signs and Symptoms

Cavities often begin without any noticeable symptoms, which is one reason why regular dental checkups are so important. As decay progresses, though, it can start to produce symptoms that are hard to ignore.

You might first notice sensitivity to hot, cold, or sweet foods and beverages. A mild ache while chewing or brushing might follow. As the cavity deepens, you could experience a toothache, visible holes or pits in the tooth, or discoloration—spots that appear brown, black, or white. In severe cases, the affected tooth might even crack or break.

If you’re experiencing any of these symptoms, especially sensitivity or lingering pain, it’s time to schedule a visit with your dentist in Miramar, San Diego. Early diagnosis can prevent the cavity from causing more extensive—and expensive—damage.

Prevention Strategies

While cavities are common, they are also largely preventable. Daily habits and lifestyle choices play a major role in your oral health, and small changes can add up to significant protection against decay.

First and foremost, maintain a consistent oral hygiene routine. Brushing your teeth at least twice a day with fluoride toothpaste and flossing daily are the foundation of prevention. Fluoride helps strengthen enamel and makes it more resistant to acid attacks.

Diet also plays a crucial role. Limit sugary snacks and drinks, especially between meals. Be mindful of hidden sugars in juices, granola bars, and even “healthy” snacks like dried fruit. Drinking water—especially fluoridated tap water—helps rinse away food particles and bacteria, keeping your mouth cleaner and healthier.

Regular dental checkups are essential. Professional cleanings remove plaque and tartar that brushing and flossing alone can’t reach. Your dentist can also apply fluoride treatments or sealants, particularly for children or patients at high risk of decay. These extra layers of protection can make a significant difference.

For those in Miramar, San Diego, Black Mountain Family Dentistry offers personalized prevention plans designed around your lifestyle and dental health needs. Prevention isn’t one-size-fits-all, and we take the time to guide our patients with tailored advice for lasting results.

Treatment Options

When caught early, cavities are highly treatable. In fact, modern dental treatments make the process easier, faster, and more comfortable than ever before.

The most common treatment for a cavity is a dental filling. After removing the decayed portion of the tooth, your dentist fills the space with a durable material, such as composite resin or amalgam. Composite fillings are tooth-colored and blend in naturally with your smile, making them a popular choice for patients concerned with esthetics.

For larger cavities that compromise more of the tooth’s structure, an inlay, onlay, or crown may be recommended. These restorations provide additional strength and protection, especially for teeth that absorb a lot of chewing pressure.

In cases where decay has reached the inner pulp of the tooth, a root canal may be necessary. This procedure involves removing the infected tissue, cleaning and sealing the root canal system, and placing a crown to restore the tooth’s function. While root canals have a reputation for being unpleasant, advancements in dental technology have made them far more comfortable than they once were—and they can save a tooth that would otherwise be lost.

When decay is too extensive and the tooth can’t be restored, extraction may be the only option. If that happens, your dentist can discuss tooth replacement options with you, such as bridges or dental implants.

If you need cavities and fillings in Miramar, San Diego, our team is here to provide expert care with a gentle touch. We believe that every patient deserves not just treatment—but understanding and support.

Why Early Treatment Matters

Cavities never go away on their own. Once the enamel is breached, decay continues to spread unless treated by a dentist. The longer you wait, the more damage occurs—and the more complex the treatment becomes. A simple filling can prevent the need for a crown. A crown can prevent the need for a root canal. And a root canal can prevent tooth loss.

Beyond tooth structure, untreated cavities can also lead to infections, abscesses, and even systemic health issues if bacteria spread into the bloodstream. Oral health is closely linked to overall health, and keeping your mouth in good condition helps protect your whole body.

That’s why routine visits to your dentist in Miramar, San Diego aren’t just about cleanings—they’re about catching issues like cavities before they become more serious problems.

Esthetics and Cavities: What You Should Know

Cavities don’t just affect your health—they can impact your confidence, too. When decay is visible on front teeth, it can make patients self-conscious about their appearance. Fortunately, modern restorative materials have come a long way. Today’s composite resins allow for esthetic fillings that are virtually indistinguishable from natural teeth.

For patients concerned with how fillings may look, especially in visible areas, be sure to ask about esthetic treatment options during your consultation. At Black Mountain Family Dentistry, we always consider both function and appearance when crafting a treatment plan.

Need Help With a Cavity? We’re Here For You.

If it’s been a while since your last dental checkup, or you’re experiencing any symptoms that might point to a cavity, don’t wait. At Black Mountain Family Dentistry in Miramar, San Diego, we provide comprehensive care with compassion and expertise. From early diagnosis to precision fillings and restorations, we’ll guide you every step of the way.

Whether you’re dealing with discomfort or just want to stay proactive, we’re here to help you protect your smile—and your health—for years to come. Contact us today to schedule your appointment and get the personalized dental care you deserve.

Black Mountain Family Dentistry

A team of dentists working to ensure you receive the best treatment.

9484 Black Mountain Rd
San Diego, CA 92126

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