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What Causes Tooth Aches?

August 30th, 2024 | 4 min read

By NYC Smile Design

Person with a tooth ache

Toothaches can disrupt your day and negatively impact your overall health. At NYC Smile Design, we understand the urgency and discomfort associated with dental pain and how it can disrupt your day-to-day life. 

This blog will explore the various reasons behind tooth pain, helping you understand why it's essential to recognize these issues early and seek effective treatment. We aim to empower you with knowledge so you can achieve timely and effective relief.

Common Causes of Toothaches

Toothaches are a frequent dental complaint that can stem from various issues, each capable of causing significant discomfort and requiring different approaches for management and treatment.

1. Tooth Decay

The most prevalent cause of tooth pain is decay. Cavities are formed by acid-producing bacteria that degrade the hard surface of the teeth. If left untreated, these cavities can extend deep into the tooth and reach the sensitive nerve endings within the pulp, resulting in intense pain. Regular dental check-ups can help catch and treat decay early, often before it becomes painful.

2. Gum Disease 


Conditions like gingivitis and the more severe periodontitis involve inflammation of the gums, which can lead to discomfort and swelling. In advanced stages, the disease causes the gums to recede and form pockets around the base of the teeth, exposing the roots and increasing sensitivity and pain. Effective brushing and flossing are crucial in preventing gum disease.

3. Tooth Abscess


An abscess occurs when a bacterial infection creates a pocket of pus at the tip of the tooth root. This can lead to severe, persistent throbbing pain that may radiate to the jawbone or neck. Abscesses can cause significant oral and general health issues if not addressed promptly and typically require urgent dental treatment.

4. Tooth Fractures

Cracks or breaks in the teeth can be painful, especially when chewing or when exposed to extreme temperatures. Fractures can expose the dentin or pulp of the tooth, where the nerves and blood vessels are located, leading to acute sensitivity and pain. Dental attention is necessary to repair the tooth and prevent further damage or decay.

5. Damaged Fillings or Dental Restorations

Over time, fillings and crowns can wear down, crack, or fall out, exposing the tooth to possible re-infection or decay that can cause sudden pain. Regular dental visits allow for the monitoring and timely repair or replacement of these restorations.

Understanding the underlying causes of tooth pain is crucial for effective treatment and prevention. If you experience persistent toothache, it's important to consult with a dentist to determine the specific cause and receive the appropriate care to alleviate the pain and address the issue.

Other Health Issues That Cause Tooth Pain

Tooth pain isn't always directly related to dental issues; it can also be influenced by various health conditions

Sinus Infections

Sinus infections, for instance, can lead to discomfort in the upper teeth because of the proximity of the sinus cavities to the root ends of these teeth. The buildup of pressure within the sinuses can mimic toothache, especially when the infection is severe and pressure builds against the root end or tip of the tooth.

Heart Problems

In more unusual cases, tooth pain might signal heart problems, such as angina, where the pain is felt in the lower teeth and can resemble a jawache. This is due to the complex nerve connections in the body where heart pain can manifest in areas other than the chest.

Nerve-Related Diseases

Another potential non-dental cause of tooth pain is nerve-related diseases like trigeminal neuralgia. This condition affects the trigeminal nerve, which carries sensation from your face to your brain. Sufferers often experience intense, sharp, and shooting pain that can be mistaken for toothaches due to their severity and sudden onset. 

Clenching Related Tooth Sensitivity and Pain

Chronic clenching produces forces on teeth that can cause them to become sensitive to touch, hot and cold liquids, and even air. Additionally, the clenching can cause traumatic tooth movements which can change your bite and the bite changes can be uncomfortable and even painful.

Recognizing these broader health implications is crucial for appropriate diagnosis and treatment.

Diagnosing Tooth Pain

Diagnosing tooth pain starts with some basic self-assessment. You can begin by checking your teeth and gums for signs of swelling, redness, or sensitivity to temperature or touch. These symptoms can often help pinpoint potential issues like decay or infection. However, while self-assessment can provide clues, it is not definitive.

For a professional diagnosis, visiting a dentist is crucial. Your dentist will want to know when the discomfort started, how long the pain lasts, what precipitates it, as well as what appears to relieve it. In addition to the history you provide, your dentist will use tools like X-rays- both traditional 2D as well as 3D X-rays,  along with a thorough clinical examination, to determine the precise cause of your toothache. This comprehensive approach ensures that you receive the correct treatment tailored to address the root of the problem, rather than just the symptoms

Treatment Options

When dealing with a toothache, there are immediate remedies that can provide temporary relief.

Immediate Remedies

Over-the-counter pain relievers, such as ibuprofen or acetaminophen, are commonly used to reduce pain and inflammation. Applying a cold compress to the cheek near the affected area can also help alleviate discomfort. However, it's important to remember that these measures are temporary and do not address the underlying cause of the toothache.

Professional Treatments

For a lasting solution, professional dental treatments are necessary. The specific treatment will depend on the cause of your tooth pain. For cavities, dental fillings are used to restore the tooth after removing decay. If the toothache is due to an infection in the tooth's pulp, a root canal may be required to remove the infected tissue and save the tooth. In cases of gum disease, various gum treatments may be employed to restore gum health and alleviate associated pain. Additionally, prescriptions may be given if antibiotic coverage or stronger than over-the-counter medication is needed to control infection and pain

These professional interventions aim not only to relieve pain and infection but also to prevent further dental issues by treating the source of the problem.

Prevention Tips

By incorporating these practices into your daily routine, you can significantly reduce the risk of developing toothaches and maintain a healthy, pain-free smile.

  • Good Oral Hygiene Practices: Regular brushing, flossing, and dental check-ups can prevent many causes of toothaches.
  • Dietary Choices: Limiting sugary and acidic foods can reduce the risk of tooth decay and gum disease.
  • Use of Dental Sealants: Dental sealants can be applied to the chewing surfaces of the back teeth (molars) to prevent decay. Sealants effectively shield the enamel from plaque and acids and can last for several years.
  • Wearing a Mouthguard: If you grind your teeth at night—a condition known as bruxism—a mouthguard can be worn to prevent tooth damage. 

Your Tooth Ache Solution

This blog covered the key reasons behind toothaches and emphasized the importance of timely intervention. Ignoring dental pain can lead to serious complications, making early treatment crucial.

If you're experiencing persistent tooth pain or have any concerns about your oral health, don't hesitate to schedule a consultation with NYC Smile Design. Addressing dental issues promptly can save you from future pain and complications.