Unconscious Teeth Clenching: How to Release Jaw Tension
If you did not even realize you were clenching your teeth
Have you ever woken up with a stiff jaw, or suddenly noticed while concentrating at work that your molars are pressed together? When your mouth is closed, your upper and lower teeth should normally be 1-2 mm apart. If you are applying biting force, your jaw is not resting; it is working. When this small tension builds up all day, your jaw, temples, and the back of your neck can start to feel heavy.
| Section | Key summary |
|---|---|
| If you did not even realize you were clenching your teeth | When your mouth is closed, your upper and lower teeth should normally be 1-2 mm apart |
| First, notice what is happening right now | Because tension happens unconsciously, the first thing to do is create a cue for awareness |
| A 3-minute daily jaw-release routine | Start by shrugging your shoulders up twice and letting them drop |
| Reduce situations that trigger tension | Do not chew hard nuts, squid, or ice on only one side for a long time |
First, notice what is happening right now
Because tension happens unconsciously, the first thing to do is create a cue for awareness. Put one small sticker on the edge of your phone or monitor, or somewhere you often look. Each time it catches your eye, check: keep the lips together and the teeth apart. For the first few days, you may find yourself clenching 5 or 6 times an hour. Each time you notice it, simply open your mouth slightly and release the force.
A 3-minute daily jaw-release routine
- Start by shrugging your shoulders up twice and letting them drop. Jaw tension often comes with shoulder and neck tension.
- Slowly open your mouth wide, hold for 5 seconds, and close it. Stay within a pain-free range and repeat 5 times.
- Lightly place your fist under your chin, then resist for 5 seconds between the force of opening your mouth and the force of your hand blocking it. Use only about 30% effort and repeat 3 times.
- Use your index and middle fingers to find the chewing muscles under both cheekbones, the areas that bulge when you clench your molars, and rub them in small circles for 30 seconds on each side.
- Place the tip of your tongue on the roof of your mouth behind your upper front teeth, then slowly open your mouth as wide as you can and close it 6 times. Do it while looking in a mirror so your jaw does not shift sideways.
- Finally, keep your mouth slightly open and exhale slowly with a long “ha,” letting go of any remaining force in your jaw.
If you do this routine 3 times a day, in the morning, at lunch, and before bed, the total time is about 9 minutes. On days with a lot of computer work, it also helps to simply open your mouth wide once and close it every 50 minutes.
Reduce situations that trigger tension
- Do not chew hard nuts, squid, or ice on only one side for a long time. Alternate left and right while eating a meal.
- Consciously reduce the habit of resting your chin on your hand during the day. It puts pressure on only one side of the jaw.
- If you tend to clench your molars when concentrating, lightly place the tip of your tongue against the roof of your mouth. This makes it harder for the teeth to meet.
If your jaw makes a loud clicking sound when you open it, if your mouth does not open as wide as two fingers, or if pain continues for more than 2 weeks, do not just endure it on your own. Consult a dentist or oral health specialist to check the cause.