By | May 22, 2025

How To Avoid Jaw Lock

Jaw lock, or lockjaw, happens when the jaw becomes difficult or impossible to open or close properly. It’s often caused by issues with the temporomandibular joint (TMJ), muscle tension, trauma, or sometimes even serious infections like tetanus (rare today due to vaccination).

Here’s how to avoid jaw lock and maintain healthy jaw function:

đź§  Common Causes of Jaw Lock

CauseDescription
TMJ disorderInflammation or dysfunction of the jaw joint
Bruxism (teeth grinding)Can strain or lock jaw muscles
Stress & anxietyLeads to jaw clenching
Jaw injuryTrauma from accidents or dental work
ArthritisInflammation in the TMJ
Infection (e.g., tetanus)Rare but serious—causes muscle rigidity

âś… How to Avoid Jaw Lock

1. Avoid Teeth Clenching & Grinding

  • Be aware of jaw tension, especially during stress
  • Use a nightguard if you grind your teeth while sleeping
  • Avoid chewing gum excessively

2. Reduce Stress

  • Practice stress-relief techniques:
    • Meditation or breathing exercises
    • Yoga
    • Regular exercise
  • Stress is a major cause of unconscious jaw clenching

3. Practice Good Posture

  • Poor neck/shoulder posture can strain the jaw
  • Sit upright, especially at computers or desks
  • Use ergonomic chairs and monitor setups

4. Avoid Hard or Chewy Foods

  • Don’t overwork your jaw
  • Skip ice cubes, tough meats, gum, or hard candy if your jaw feels strained

5. Stretch and Massage Jaw Muscles

Gentle exercises can strengthen and relax jaw muscles:

  • Open and close mouth slowly
  • Move jaw side to side gently
  • Apply warm compresses before stretching
  • Massage the jaw joint area (near ears) in small circles

6. Correct Any Misaligned Bite

  • See a dentist or orthodontist if your bite feels “off”
  • Malocclusion can lead to TMJ issues over time

7. Avoid Excessive Mouth Opening

  • Don’t force your mouth wide open (e.g., big bites, yawns)
  • Be careful during dental visits—ask for breaks if your jaw gets tired

8. Stay Up-to-Date on Vaccinations

  • Keep your tetanus shot current (usually every 10 years)
  • Lockjaw from tetanus is extremely rare but preventable

🚨 See a Doctor If:

  • You feel frequent popping or locking
  • Pain or stiffness doesn’t go away
  • You can’t open your mouth fully
  • Your jaw locks open or closed

They may recommend:

  • Physical therapy
  • Bite guard
  • Imaging (MRI or CT)
  • Medication or Botox for severe muscle tension

đź§ľ Summary: How to Prevent Jaw Lock

ActionWhy It Helps
Use a nightguardPrevents bruxism damage
Reduce stressAvoids clenching and tension
Improve postureRelieves jaw and neck strain
Stretch and massage jawKeeps muscles flexible
Avoid hard/chewy foodsPrevents joint overuse
Keep up with dental careIdentifies early TMJ issues
Stay vaccinatedPrevents rare tetanus-related lockjaw