What Causes a Toothache?

Toothaches are typically a symptom of an underlying dental problem. The most common cause is tooth decay, where bacteria in the mouth produce acids that erode tooth enamel, creating cavities. If left untreated, these cavities can deepen, reaching the sensitive inner pulp of the tooth, which contains nerves and blood vessels, leading to significant pain.

Another frequent culprit is gum disease, particularly periodontitis, which can cause inflammation and infection of the gums and bone supporting the teeth. This can expose tooth roots, making them sensitive to temperature changes and pressure. Abscesses, which are pockets of pus caused by bacterial infections, can also form at the root of a tooth or in the gums, resulting in intense, localized pain and swelling.

Other Potential Causes

• Cracked or broken teeth, often due to injury or biting down on hard foods, can expose sensitive inner layers.
• Lost or loose fillings can leave the tooth vulnerable to decay and sensitivity.
• Repetitive motions like grinding or clenching teeth (bruxism) can wear down enamel and cause jaw pain, which can radiate to the teeth.
• Impacted wisdom teeth, which are teeth that don\'t have enough room to emerge or grow normally, can cause pain, swelling, and infection.
• Sinus infections can sometimes manifest as pain in the upper teeth, as the roots of these teeth are close to the sinus cavity.

When to See a Dentist

While some mild toothaches might temporarily subside, it\'s crucial to see a dentist promptly, especially if the pain is severe, persistent, or accompanied by other symptoms. Ignoring a toothache can lead to more serious complications, including widespread infection, tooth loss, and even systemic health issues. Early diagnosis and treatment can prevent minor problems from escalating.

Seek immediate dental attention if you experience: severe pain that doesn\'t go away, swelling in your jaw or face, fever, headache, foul-tasting discharge from the infected tooth, or difficulty breathing or swallowing. These could be signs of a serious infection requiring urgent care.