Temporomandibular disorders (TMD) can show up in many different ways. Because the jaw, muscles, and nerves are closely connected to the face, head, and neck, symptoms are not always limited to the jaw itself.
Many people are surprised to learn that headaches, ear pain, or neck tension may actually be connected to the temporomandibular joint.
Common Symptoms of TMD
Some of the most frequently reported symptoms include:
• Jaw pain or tenderness
• Clicking or popping when opening the mouth
• Pain while chewing
• Difficulty opening or closing the mouth fully
• Jaw locking
• Facial muscle tension
Some people may also experience:
• Headaches
• Pain near the ear
• Ear fullness without infection
• Neck stiffness
• Tooth sensitivity from clenching
These symptoms can vary in intensity and may come and go over time.
What Causes TMD?
Temporomandibular disorders are often multifactorial, meaning several factors may contribute at the same time.
Some of the most common include:
Jaw Clenching or Teeth Grinding (Bruxism)
Stress or nighttime grinding can place repeated strain on the jaw muscles and joint.
Injury or Trauma
Accidents, falls, or even dental procedures that keep the mouth open for long periods can sometimes irritate the joint.
Postural Stress
Forward head posture and prolonged screen time can change how the jaw and neck muscles function.
Muscle Imbalances
Tightness or dysfunction in the muscles surrounding the jaw and neck can affect joint movement.
When Should You Seek Help?
If jaw discomfort persists for more than a few weeks or begins interfering with eating, speaking, or sleeping, it may be helpful to consult a healthcare provider.
In Part 3 of this series, we’ll explore how the neck and upper spine are closely connected to jaw function, and how chiropractic care may support patients experiencing TMJ-related symptoms.
Research Notes
Studies suggest that muscle dysfunction and joint irritation are among the most common contributors to temporomandibular disorders.
(Schiffman et al., Journal of Oral & Facial Pain and Headache, 2014)
Nadine Hebdon
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