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Can a toothache make your jaw hurt?

Yes — a toothache can cause jaw pain because the nerves in your teeth, gums, and jaw are closely connected.

Key Points to Consider:

Toothaches can radiate pain to nearby areas, including the jaw.

Infections, cavities, or impacted teeth often trigger both tooth and jaw discomfort.

Jaw pain from a toothache can be sharp, dull, or throbbing.

Untreated dental issues might lead to jaw stiffness, swelling, or difficulty chewing.

Prompt dental care can prevent complications and relieve both tooth and jaw pain.

Why a Toothache Can Affect Your Jaw

When a tooth becomes inflamed due to decay, infection, or injury, the pain signals can travel through nearby nerves that also serve the jaw area. This shared nerve pathway makes it common for a toothache to cause pain not just in the tooth itself but also in the surrounding jaw and face. In particular, infections like dental abscesses can create pressure and swelling that radiates to the jaw.

How Nerve Connections Play a Role

The trigeminal nerve, responsible for sensation in most of the face, also connects the teeth and jaw. When this nerve is irritated by a tooth problem, the discomfort can spread to areas like the jaw joint (TMJ) or ear. As a result, people may experience symptoms beyond the immediate tooth, including jaw tenderness, headaches, or earaches.

When to Be Concerned About Tooth and Jaw Pain

While occasional, mild jaw soreness might resolve on its own, persistent or severe pain should not be ignored. If your toothache is accompanied by swelling, fever, or difficulty opening your mouth, it could indicate a serious infection needing urgent care. Prompt treatment can prevent complications like bone infection or damage to surrounding teeth.

Other Possible Causes to Consider

In some cases, jaw pain can be related to other dental issues like impacted wisdom teeth or grinding (bruxism), which might not cause an obvious toothache but still strain the jaw. A thorough dental exam can help identify whether your jaw pain is tooth-related or caused by other conditions like TMJ disorders or sinus problems.

If you’re experiencing tooth or jaw pain, don’t wait — schedule a dental appointment to get a proper diagnosis and the relief you need.