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My jaw clicks when I open my mouth and it aches by evening, especially during work stress. What is this?

An AskHer answer: what is known, what depends on you, and what only a clinician can decide.

Nobody asked this one. AskHer’s editorial team wrote the question to open the topic. It is not anyone’s submission, and nobody’s own words are in it.

Written with AI assistance — not yet reviewed by a person Version 1 · Not yet reviewed by a person · English

The short explanation

Jaw clicking with aching, worse with stress, is often linked to the jaw joint and the muscles that move it, together known as temporomandibular disorders. Clenching or grinding the teeth, which many people do without noticing during stress or sleep, can overwork the jaw muscles and strain the joint. Many cases improve with simple measures: eating softer foods for a while, avoiding wide yawning and chewing gum, applying warmth to the jaw muscles, and becoming aware of clenching during the day. A dentist can check for grinding and may suggest a night guard. Stress management helps too.

What depends on your situation

The parts of this that change from woman to woman. Uncertainty is stated, not hidden.

  • Clicking without pain is common and often harmless.
  • Pain with locking of the jaw, difficulty opening the mouth, or swelling should be checked.
  • Ear pain, headaches and neck pain can come from the jaw.
  • Jaw pain with chest pain, breathlessness or sweating can rarely be a sign of a heart problem and needs urgent care.

What this answer cannot determine

The boundary of online education. These need a clinician who can see you.

  • This cannot tell you the cause of your jaw pain. A dentist or doctor needs to examine you.

Questions for your clinician

Take these with you. You can add any of them to an appointment card.

  1. Is this a jaw joint problem?
  2. Am I grinding my teeth?
  3. Would a night guard help?
  4. What exercises or habits can ease it?

When to seek help

Clinician-approved guidance for this topic. When in doubt, being seen is never the wrong choice.

Emergency — call 112 now

  • Call 112 if jaw pain comes with chest pain, breathlessness, sweating or nausea.

Book an appointment soon

  • See a dentist within a few days if your jaw locks or you cannot open your mouth fully.

Raise it at a routine appointment

  • Book a routine dental check-up to discuss clicking and aching.

Sources

The evidence this explanation is built on.

  1. Oral health World Health Organization
  2. Gum disease NHS

Who wrote and reviewed this

Every AskHer answer names its author. A clinically reviewed answer also names the clinician who signed it off — if no clinician is named below, it has not been clinically reviewed.

Author
AskHer Editorial (AI-assisted draft) AskHer's editorial team — not an individual clinician Works in English, தமிழ், हिन्दी
Clinical reviewer
Nobody yet No clinician has signed this answer off, and no person on the editorial team has read it yet. That is what the “Written with AI assistance” label means. It is queued for an editor to read, and then for a clinician who works in this area. The sources it was drafted against are listed above.
Review status
Written with AI assistance — not yet reviewed by a person
Last reviewed
Not yet reviewed by a person
Version
1

Correction history

Substantive changes are listed, not quietly edited away.

No corrections have been made since this answer was first published.

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