Jaw pain, clicking and TMD

The temporomandibular joints sit just in front of each ear and connect your lower jaw to your skull. They are among the most heavily used joints in the body — you load them every time you eat, speak, swallow or yawn, and unlike most joints they work as a matched pair, so neither can move independently of the other.

Temporomandibular disorder (TMD) is the collective term for problems affecting those joints, the muscles that move them, or both. It is common, and the great majority of cases settle with conservative management.

Symptoms

An important reassurance about clicking

Jaw clicking on its own, without pain and without restricted opening, is very common and usually needs no treatment at all. A great many people click and always will.

What warrants attention is clicking accompanied by pain, clicking that has recently changed, or a jaw that catches, locks or will not open fully. If your jaw simply clicks and has done for years, mention it at your check-up, but it is not on its own a problem to be fixed.

The three broad patterns

Telling them apart matters, because they respond to different things.

Pattern What you notice Typical response
Muscular — the most common Aching in the cheeks and temples, worse on waking or by the end of the day; tender to press; opening is often near-normal Usually settles well with rest, habit change, heat and a splint where clenching is involved
Joint / disc Clicking or catching at a specific point in the opening arc; sometimes a jaw that locks shut or open Often improves as the joint adapts; exercises and a splint help; locking needs assessment
Degenerative A fine grating rather than a click; stiffness; more common with age or after injury Managed rather than cured; the aim is comfort and function, and it often becomes less symptomatic over time

Many people have a mix. That is normal and does not make the condition harder to manage.

What causes it

TMD is usually multifactorial — rarely one cause, more often several overlapping:

Because the causes overlap, treatment usually addresses several things at once rather than looking for a single culprit.

Start conservatively — and usually, that is enough

Most TMD is muscular and improves without anything irreversible being done. This matters, because TMD has historically attracted aggressive treatments that were not justified. We start with the reversible:

The resting position, which does most of the work

The single most useful habit: lips together, teeth apart, tongue resting lightly behind the upper front teeth. Your teeth are only meant to touch when you swallow or chew — a few minutes a day in total. If yours are touching while you read this, that is the habit to break.

Setting a recurring reminder on your phone for the first fortnight works better than willpower. Most people are startled by how often they are clenching once they start noticing.

A realistic timeline

When What to expect
First 1–2 weeks Resting the jaw and stopping habits; discomfort often eases noticeably but fluctuates day to day
Weeks 2–6 Steady improvement in muscular cases; a splint, if prescribed, is fitted and adjusted
6–12 weeks Most conservative treatment has had a fair trial by this point; a reassessment is worthwhile
Beyond 3 months If symptoms persist despite genuine conservative management, referral for specialist assessment is appropriate

Flare-ups during recovery are normal, usually traceable to a stressful week, a tough meal or a long dental appointment, and are not a sign the plan has failed.

Occlusal splint therapy

Where clenching or grinding is contributing, a custom-fitted occlusal splint is often the next step. It protects the teeth from wear and changes how the muscles load during sleep, and many patients find their morning jaw pain and headaches ease.

The appliance must be prescribed, fitted and adjusted by a dentist so the bite meets evenly across it. A poorly adjusted splint can aggravate the joint rather than settle it, which is why we do not recommend mail-order appliances. Soft, boil-and-bite guards are a particular problem for jaw pain: a chewable surface can increase muscle activity rather than reduce it. Full detail, including cost, is on the occlusal splint page.

What we do not rush into

Irreversible treatment for TMD deserves caution, because the evidence supporting it is weaker than the evidence for conservative care, and it cannot be undone if it does not help.

If the joint pain settles and you separately want restorative or orthodontic work, that is a different conversation, made on its own merits.

When we refer on

We refer for specialist assessment — oral and maxillofacial surgery, or an orofacial pain specialist — where the jaw locks repeatedly, where there has been significant trauma, where an arthritic or other joint condition is suspected, or where symptoms have not responded to a reasonable period of conservative management. Imaging beyond an OPG is occasionally needed. We are a general dental practice and hold no specialist registration.

Seek prompt care if

Jaw pain can occasionally be referred cardiac pain. Jaw or facial pain occurring with chest pain, arm pain, breathlessness, nausea or sweating — particularly on exertion — is a medical emergency. Call 000.

What to expect at your appointment

Examination of the joints and muscles, measurement of how far and how symmetrically you open, assessment of your bite and of wear on your teeth, and radiographs where indicated. We will also ask about stress, sleep and habits, because those are often where the answer lies.

A few things worth bringing: when the pain is worst in the day, what makes it better or worse, any recent dental work, any history of jaw injury, and whether anyone has told you that you grind at night.

You will get an explanation of what we think is happening and a staged plan starting with the least invasive option.

Questions we are asked

Will it go away on its own? Often, yes — particularly muscular TMD, and particularly once the habit driving it changes. That is why the first line of treatment is deliberately conservative.

Is the clicking damaging my joint? Painless clicking is not generally a sign of damage in progress, and there is no evidence that treating it prevents future problems.

Why does my ear hurt when the problem is my jaw? The joint sits immediately in front of the ear canal and shares nerve supply with the ear, so joint and muscle pain is very often felt as earache. A GP examination ruling out an ear infection is reasonable if you are unsure.

Could my wisdom teeth be causing it? Usually not. Removing wisdom teeth is not a treatment for TMD, and a long extraction appointment with the mouth held open can briefly aggravate the joint rather than help it.

Does it get worse with age? Not as a rule. Many people find symptoms fluctuate over years and gradually become less troublesome.

Book an assessment

Victorian Dental Group — 291 Wattletree Road, Malvern East VIC 3145

Phone (03) 9088 5808 · Monday to Friday, 8:00am–5:00pm · closed weekends and public holidays

Book online at any hour.

This page is general information and does not replace advice from a registered dental practitioner about your own circumstances. Please see our Disclaimer.

What is TMD?

Temporomandibular disorder is an umbrella term for pain and dysfunction in the jaw joints and the muscles that move them. Most cases involve the muscles rather than the joint itself. It is common, it often fluctuates, and in most people it improves over time with conservative management.

What are the symptoms?

Aching or tenderness in the jaw, in front of the ear or in the temple; pain on chewing or yawning; stiffness, particularly on waking; clicking, popping or grating; headaches; earache with normal ears; and a feeling that the bite has changed. Symptoms are often worse at times of stress and frequently settle again.

What causes it?

Usually a combination rather than a single cause — clenching and grinding, sustained muscle tension, stress and poor sleep, habits such as nail biting or chewing gum, sometimes trauma to the jaw, and less often arthritis or a problem with the disc inside the joint. A particular bite does not by itself cause TMD, and the relationship between bite and symptoms is far weaker than was once assumed.

Does clicking need treatment?

Not on its own. A jaw that clicks but does not hurt and opens normally generally needs nothing more than monitoring, and clicking often persists even when the pain resolves. Treatment is directed at pain and limited function, not at abolishing a noise.

What is tried first?

Conservative, reversible measures, which resolve or substantially improve most cases: resting the jaw, a softer diet for a period, avoiding wide opening, chewing gum and hard or chewy foods, moist heat over the muscles, simple pain relief, gentle jaw exercises, and attention to the clenching habit, stress and sleep. Referral for physiotherapy is often useful. These are the starting point, not a preliminary before something bigger.

Where does a splint fit in?

A custom occlusal splint is one reversible option among these. It helps some people with jaw pain and does little for others, and the evidence for it in TMD is mixed — it is offered as a trial, not presented as the treatment for the condition. It must be made and adjusted to your bite, since an unadjusted or mail-order appliance can move teeth and make matters worse.

What about permanent changes to my bite?

Be cautious. Grinding teeth down to adjust the bite, orthodontics, crowns or surgery undertaken to treat jaw pain are irreversible, expensive, and not supported as first-line management of TMD. Symptoms fluctuate on their own, which makes it easy to credit an irreversible intervention with an improvement that would have happened anyway. If irreversible treatment is ever proposed to you for jaw pain — here or anywhere — ask what reversible options have been tried, and consider a second opinion.

When should jaw pain be seen urgently?

If your jaw locks open or will not open more than a finger's width, if it follows a blow to the face, if there is swelling with fever, or if there is sudden severe pain with a change in the bite. Jaw pain on chewing that is new in someone over 50, particularly with scalp tenderness, temple pain or any change in vision, needs same-day medical assessment — that pattern can indicate giant cell arteritis, which is a medical emergency. Facial pain with weakness, numbness or slurred speech means calling 000.

Is TMD managed here or referred?

Assessment and conservative management are provided at the practice. Victorian Dental Group is a general dental practice and holds no specialist registration — persistent or complex cases are referred to physiotherapy, to an oral medicine specialist, or to an oral and maxillofacial surgeon as appropriate. Victorian Dental Group, 291 Wattletree Road, Malvern East VIC 3145 — (03) 9088 5808 or info@victoriandentalgroup.com.au, Monday to Friday 8:00am to 5:00pm.

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