Jaw joint (TMJ) problems

Jaw joint (TMJ) problems are very common and usually treatable with simple dental care, exercises and a few habit changes. Getting them checked early prevents long‑term pain, jaw locking and damage to teeth or joint.

What is the TMJ?

The temporomandibular joint (TMJ) is the small hinge in front of each ear that connects your lower jaw to the skull. It lets you talk, bite, chew and yawn by moving the jaw up‑down and side‑to‑side.

In TMJ disorder (TMD), this joint, the cushioning disc or the chewing muscles stop working smoothly, so movements become painful, noisy or restricted. The problem can be mild and short‑term or long‑standing and affect one or both sides.

How do TMJ problems feel?

People usually notice:

• Pain or tenderness near the jaw, cheeks, temples or in front of the ear.
• Clicking, popping or grinding sounds when opening or closing the mouth.
• Difficulty chewing, jaw getting “stuck”, or not being able to open wide.
• Headaches, earache, or feeling that the teeth no longer meet properly.

If jaw pain or locking lasts more than a few days, or keeps coming back, it is time to see a dentist.

Why do TMJ disorders happen?

There is usually more than one reason:

• Extra load on muscles from clenching, grinding, chewing gum, nail biting or wide mouth opening.
• Muscle problems like spasm or inflammation (myositis, myospasm, myofascial pain) such as those listed in your notes.
• Internal joint issues such as a slipped disc, arthritis, past injury, or, rarely, jaw growth defects or tumours.
• Stress, poor posture and lack of sleep make clenching and muscle tension worse, so symptoms flare even more.
• What will the dentist do?

During a TMJ check‑up the dentist will:

• Ask about your pain, noises, locking, habits and past trauma
• Feel the joints and muscles, and check how wide and smoothly your jaw opens and moves
• Look for tooth wear and bite changes caused by clenching or grinding
• X‑rays, CBCT or MRI are advised only when needed, for example in suspected arthritis, fusion (ankylosis) or growth problems like condylar hyperplasia or hypoplasia from your notes. These scans help decide if simple care is enough or if a jaw‑joint specialist should be involved

Simple home care that really helps

Most people feel much better with a mix of self‑care and conservative dental treatment:

• Rest your jaw – avoid chewing gum, biting nails, very hard foods and very wide opening.
• Use warm, moist towels on the sore area and do gentle stretching exercises as taught at the clinic.
• Relax – work on stress control, breathing, yoga or meditation to cut down clenching.
• Keep good posture, especially at the computer or phone, so the neck and jaw muscles are not over‑strained.
• Pain‑relief and anti‑inflammatory tablets may be used for short periods, but only on medical advice.
• Dental treatments for TMJ disorders

Dentists have several gentle options before even thinking about surgery:

• Night guard / bite splint – A custom plastic guard worn over teeth, mainly at night, that reduces clenching forces, protects teeth and helps the joint rest in a better position.
• Jaw physiotherapy – Simple exercises, muscle massage, heat to relax tight muscles and improve movement.
• Habit and posture coaching – Helping you become aware of clenching, nail‑biting, one‑sided chewing and screen posture, and replacing them with healthier habits.
• Medicines – Short‑term muscle relaxants, anti‑inflammatory drugs for chronic pain, similar to what your notes mention for muscle disorders and neuralgic pain.

With these measures, most TMJ cases improve within weeks to a few months and can be kept under control with occasional review.

When are injections or surgery considered?

More advanced options are reserved for severe or resistant cases only:

• Joint washing procedures (arthrocentesis or arthroscopy) to clear inflammation and free small adhesions.
• Open joint surgery to repair or remove a badly damaged disc, reshape the condyle, or replace the joint in advanced arthritis or ankylosis as described in your notes.
• Jaw corrective or reconstructive surgery for major growth defects or long‑standing asymmetry (for example condylar hypoplasia/hyperplasia or tumour removal).
• These decisions are always made after detailed explanation of risks, benefits and other choices.

When should you visit the dentist?

See a dentist promptly if:

• Jaw pain, headache or earache lasts more than a week or keeps repeating.
• Your jaw locks, or you cannot open your mouth properly.
• You notice your face becoming uneven, your bite changing, or your front teeth not meeting as before, which can happen in growth problems and long‑standing malocclusion in your notes.

Early, conservative care at a dental clinic can usually calm the joint, protect your teeth and help you chew, speak and smile comfortably again without living in constant jaw pain.

1. https://my.clevelandclinic.org/health/diseases/15066-temporomandibular-disorders-tmd-overview
2. https://www.mayoclinic.org/diseases-conditions/tmj/diagnosis-treatment/drc-20350945
3. https://www.nidcr.nih.gov/health-info/tmd