Pain In Jaw When Lying Down

By Dr Nojan Bakhtiari DR TMJ NYC - TMJ Pain Relief January 23, 2026

Pain In Jaw When Lying Down: Causes, Symptoms, and Effective Treatment Options

Experiencing pain in your jaw when lying down can be both uncomfortable and confusing. Many people notice that jaw discomfort worsens at night, particularly when they recline to rest or sleep. This type of pain is often disruptive, affecting sleep quality, daily comfort, and overall well-being. In many cases, jaw pain that intensifies when lying down is connected to temporomandibular joint (TMJ) dysfunction, a condition that affects the jaw joint and surrounding muscles.

Understanding why this pain occurs, how it presents, and what treatment options are available is essential for finding long-term relief. Under the care of experienced professionals like Dr. Nojan Bakhtiari, patients can address the underlying causes of jaw pain and restore normal jaw function through advanced TMJ Treatment approaches.

Understanding the Temporomandibular Joint (TMJ)

The temporomandibular joint connects the lower jaw (mandible) to the temporal bone of the skull, located just in front of each ear. This joint is responsible for essential movements such as chewing, speaking, yawning, and swallowing. Because the TMJ is one of the most frequently used joints in the body, it is particularly vulnerable to strain, inflammation, and misalignment.

When the TMJ does not function properly, it can lead to a group of conditions collectively referred to as TMJ disorders, or TMD. These disorders are a common source of TMJ Pain and may worsen in certain positions—especially when lying down.

Why Jaw Pain Can Worsen When Lying Down

Many patients report that jaw discomfort becomes more noticeable at night. This is not coincidental. Several factors contribute to increased jaw pain when lying down:

Changes in Jaw Position

When you lie flat or on your side, the position of your jaw naturally shifts. For individuals with TMJ dysfunction, this altered alignment can place additional pressure on the joint, increasing pain and stiffness.

Muscle Relaxation and Imbalance

During sleep, muscles throughout the body relax. However, if the jaw muscles are already overworked or inflamed, relaxation can allow the jaw to fall into an unstable position, triggering discomfort.

Teeth Grinding and Clenching

Bruxism—unconscious teeth grinding or clenching—is particularly common during sleep. This habit places excessive force on the TMJ and surrounding muscles, often leading to jaw pain that is most noticeable when lying down or upon waking.

Increased Blood Flow and Inflammation

Lying down increases blood flow to the head and face. In inflamed TMJ tissues, this increased circulation can intensify swelling and pressure, resulting in heightened pain.

Common Causes of Jaw Pain When Lying Down

Jaw pain at night may have several underlying causes. Identifying the source is critical for effective treatment.

TMJ Disorders

TMJ disorders are among the most common causes of jaw pain when lying down. Symptoms may include jaw clicking or popping, limited jaw movement, headaches, and facial soreness. A qualified TMJ Specialist can evaluate joint function and recommend appropriate care.

Arthritis of the Jaw

Osteoarthritis or rheumatoid arthritis can affect the TMJ, leading to joint degeneration and inflammation. Pain often worsens during periods of rest, making nighttime discomfort more pronounced.

Jaw Muscle Strain

Overuse of the jaw muscles—whether from excessive chewing, gum use, or clenching—can lead to muscle fatigue and soreness that intensifies when the body is at rest.

Dental Misalignment

An improper bite or misaligned teeth can cause uneven pressure on the jaw joint. Over time, this imbalance contributes to TMJ Pain that may be especially noticeable when lying down.

Stress and Tension

Emotional stress frequently manifests physically through jaw clenching and muscle tension. Nighttime is often when this tension becomes most apparent, resulting in pain or stiffness.

Symptoms That Often Accompany Nighttime Jaw Pain

Jaw pain when lying down rarely occurs in isolation. Patients may also experience:

Clicking, popping, or grinding sounds in the jaw
Difficulty opening or closing the mouth fully
Facial pain or tenderness
Headaches or migraines
Ear pain, ringing, or a sensation of fullness
Neck and shoulder discomfort

These symptoms often point toward a TMJ-related issue and should not be ignored.

How TMJ Pain Affects Sleep and Daily Life

Chronic jaw pain can significantly disrupt sleep, leading to fatigue, irritability, and difficulty concentrating during the day. Poor sleep quality may also exacerbate pain sensitivity, creating a cycle in which discomfort worsens over time.

Left untreated, TMJ dysfunction can progress, causing increased joint damage, muscle imbalance, and reduced jaw mobility. Early intervention through New York TMJ Treatment options can help prevent long-term complications and improve quality of life.

Diagnosing Jaw Pain That Occurs When Lying Down

Proper diagnosis is essential for effective treatment. A comprehensive evaluation by a TMJ Specialist typically includes:

A detailed medical and dental history
Physical examination of jaw movement and muscle tenderness
Assessment of bite alignment
Imaging studies such as X-rays or advanced scans when necessary

This thorough approach allows the provider to identify the root cause of pain and develop a personalized treatment plan.

Effective TMJ Treatment Options

Modern TMJ Treatment focuses on addressing both symptoms and underlying causes. Treatment plans are often tailored to the individual and may include one or more of the following approaches:

Custom Oral Appliances

Night guards or splints are commonly used to reduce teeth grinding and stabilize the jaw during sleep. These appliances help relieve pressure on the TMJ and prevent further damage.

Physical Therapy

Targeted exercises and manual therapy can strengthen jaw muscles, improve mobility, and reduce inflammation. Physical therapy is often a key component of NYC TMJ Treatment plans.

Stress Management Techniques

Since stress plays a significant role in jaw clenching, relaxation techniques such as mindfulness, breathing exercises, and behavioral therapy may be recommended.

Medications

Anti-inflammatory medications or muscle relaxants can provide short-term relief by reducing swelling and muscle tension.

Postural and Lifestyle Adjustments

Improving posture, avoiding excessive chewing, and maintaining proper sleep positions can significantly reduce jaw strain at night.

Advanced Therapeutic Options

In more complex cases, specialized interventions may be necessary to restore proper joint function and alleviate persistent TMJ Pain.

Sleep Position Tips for Reducing Jaw Pain

Small changes to sleep habits can make a noticeable difference in nighttime jaw discomfort:

Sleep on your back with proper neck support to maintain jaw alignment
Avoid sleeping on your stomach, which can strain the jaw and neck
Use a supportive pillow that keeps the head and neck neutral
Avoid resting your hand or arm under your jaw while sleeping

These adjustments help minimize pressure on the TMJ during rest.

When to See a TMJ Specialist

Occasional jaw discomfort may resolve on its own, but persistent or worsening pain should be evaluated by a professional. You should consider seeking care if:

Jaw pain interferes with sleep or daily activities
You experience frequent headaches or ear pain
Jaw movement becomes limited or painful
Symptoms persist despite home remedies

A qualified TMJ Specialist can provide an accurate diagnosis and guide you toward effective New York TMJ Treatment options.

Long-Term Outlook for TMJ-Related Jaw Pain

With proper care, most patients experience significant improvement in symptoms. Early diagnosis and personalized treatment plans are key to preventing chronic pain and joint damage. Through comprehensive TMJ Treatment, patients can regain comfort, restore function, and improve overall quality of life.

Final Thoughts

Pain in the jaw when lying down is more than just a nighttime annoyance—it is often a sign of an underlying TMJ disorder that requires attention. Understanding the causes, recognizing associated symptoms, and seeking professional care are essential steps toward lasting relief.

Under the guidance of Dr. Nojan Bakhtiari, patients have access to advanced, patient-centered approaches to TMJ Treatment. With the right care, jaw pain does not have to control your sleep or your life. Early intervention, expert evaluation, and personalized treatment can help restore comfort and confidence—day and night.

Meet Dr. Nojan Bakhtiari, DDS, FAAOP – TMJ Specialist Facial & Oral Pain Specialist

Dr. Nojan Bakhtiari is a board-certified TMJ and Oral Facial Pain specialist. He focuses his practice on TMJ disorders, oral pain, facial pain and associated headaches. He treats patients in New York City. His practice is conveniently located in midtown Manhattan three blocks from Grand Central Terminal and Bryant Park.

Assistant Clinical Professor, Columbia University College of Dental Medicine
Treasurer and Committee Chair, NYU Dentistry Alumni Association
Diplomate, American Board of Orofacial Pain
Fellow, American Academy of Orofacial Pain
Chair of Membership Committee, American Academy of Orofacial Pain

Dr. Nojan shares his in-depth knowledge of the TMJ, oral and facial pain as Assistant Clinical Professor at Columbia University College of Dental Medicine. He taught for 5 years at Yale-New Haven Hospital as a clinical attending and course director. He is one of very few diplomates of the American Board of Orofacial Pain and a Fellow of the American Academy of Orofacial Pain.

As an expert in the field, he has been invited to lecture at New York University, New York-Presbyterian Brooklyn Methodist Hospital, New York State Dental Association, Woodhull Hospital, Lincoln Medical Center, and numerous dental societies and conferences (including Greenwich and Stamford Dental Societies, New Haven Dental Association, Connecticut Society of Oral and Maxillofacial Surgeons, New England Dental Society Annual Meeting).

Who should see Dr. Nojan?

If you are experiencing any of the following symptoms or looking to know more about pain in jaw when lying down, you should schedule a consultation:

TMJ pain
Lock jaw, limited jaw opening or jaw popping
Teeth grinding (bruxism) and clenching
Muscle spasms of the jaw, head and neck
Myofascial pain or muscle pain
Ear pain without any ear pathology
Headaches
Trigeminal neuralgia
Burning Mouth Syndrome
Traumatic trigeminal neuropathies following an injury or surgical procedure
Snoring
Sleep Apnea

What are treatment options offered by Dr. Nojan?

Dr. Nojan offers the best and advanced treatment options available for TMJ, facial pain, oral pain and headaches. Treatments offered by Dr. Nojan Bakhtiari are personalized to you when looking to know more about pain in jaw when lying down, and may include:

Oral appliance therapy (custom mouthguards, nightguards, splints)
Therapeutic injections
Trigger point injections for muscle pain
Nerve blocks
Steroid injections for TMJ joint and tendons
Botox for TMJ, nerve pain, jaw pain and headaches
Therapeutic ointments and medication for oral, facial and TMJ pain

Overview of Treatments for TMJ, Facial Pain and Oral Pain

Dr. Nojan offers the most advanced and evidence-based treatment options for TMJ, facial pain, oral pain and related headaches.

“Don’t leave TMJ and orofacial pain treatments to guesswork.”

Treatments will always be personalized to you, your condition and your treatment approach preferences. We understand that some patients do not like taking medications, while others are afraid of needles, or have life-styles that prevent them from wearing a bite guard. Learn more about what happens at your first visit with Dr. Nojan Bakhtiari, DDS, FAAOP. For that reasons, we offer the full range of treatment options and learning about pain in jaw when lying down while also including:

Oral appliance therapy(comfortable and custom bite guards, nightguards, splints)
Therapeutic injections(such as trigger point muscle injections, nerve blocks, and botox®), PRP
Steroid injections jaw joint (TMJ) and associated tendons
Compounded Topical Pain Medications and mouth rinses
Jaw stretching exercises and physical therapy modalities

TMJ Treatment options vary depending on the individual suffering from TMJ and the specifics of their condition. Since TMJ/TMD can affect the musculature, tendons, bones and joint of the jaw, a thorough examination and diagnosis is paramount prior to initiating any treatment. Treatments include therapeutic injections of muscles and the joints, custom fabricated orthotics (also called splints, mouth guards, nightguards or occlusal guards), medications, creams, botox©, jaw stretching exercises, and physical therapy.

TMJ therapies should never include grinding down of otherwise healthy teeth. It is ill-advised to suggest to a patient that grinding of their otherwise healthy natural teeth is related to the TMJ pain they are perceiving. This treatment philosophy of “correcting the bite”, by either grinding down teeth (occlusal adjustments), restoring teeth with crowns, or moving teeth with braces or invisalign©, has been debunked in the dental and scientific literature.

What to expect at your first visit to our office

At your first visit to our office, Dr. Bakhtiari and his team will thoroughly examine your jaw, face, TMJ, bite and mouth. He will determine the source and cause of your discomfort, and devise a customized treatment solution that will work for you to help with pain in jaw when lying down.

The initial consultation includes:

Review of your medical history
Detailed evaluation of your pain, discomfort and/or other symptoms
Cranial nerve screening
Muscle palpation of the muscles of your jaw, head and neck
TMJ evaluation: evaluating the health of your jaw joints including their range of motion, tenderness and any clicking/popping sounds
Additional imaging if necessary: X-rays, panoramic, CT scans, MRIs
Additional testing as needed: diagnostic topical anesthetics, muscle and nerve blocks, blood tests

We will identify the source of your discomfort and devise a treatment plan to provide you with relief.

To begin healing, call 347-708-3865 or complete the online appointment request form here

What is TMJ?

TMJ is an acronym for a group of disorders pertaining the temporomandibular joint (TMJ), jaw muscles, face muscles, ligaments and associated structures. The term temporomandibular joint is derived from the temporal bone, the mandible (the lower jaw bone) and the joint that connects the two bones. Patients suffering from TMJ can experience symptoms ranging from mild to severe pain in the jaw and face, limited opening of the jaw, lock jaw, jaw clicking, jaw popping and headaches.

The pain involves the chewing muscles and jaw joints. Additionally, pain can be experienced in the area in front of the ear (the pre-auricular area) and around the ear. Most often the pain is muscular in nature and affects the chewing muscles, which include the masseter, the temporalis, and the pterygoid muscles.

The pain is usually aggravated by jaw movements such as chewing and yawning. The pain is described as achy, pressure, sharp and/or dull pain (in contrast to electric or throbbing pain, which would indicate other conditions or when wanting to know more about pain in jaw when lying down. The painful episodes can last short periods of time, and improve on their own, or span long periods of time and become chronic.

What are causes of TMJ Pain?

TMJ can have many different causes. The muscular type of TMJ disorders can be related to overuse of your chewing muscles, muscle knots (trigger points), injury, muscle enlargement, or medical comorbidities. Overuse can occur as a result of eating chewy hard foods, yawning wide, excessive talking, nail biting, and habits such as clenching or grinding your teeth. The joint related type of TMJ can be caused by injury, osteoarthritis, rheumatoid arthritis, underdevelopment, or disc problems (internal derangement that result in clicking and popping sounds). The pain usually intensifies when the patient is very stressed, sleeps poorly, is anxious/depressed, or suffers from other medical problems. Medical comorbidities can include migraines, fibromyalgia, lower back pain, and past injuries to the face, head and jaw. Additionally, TMJ pain can aggravate neck pain, and vice versa. The reason for this is that the nerves that innervate the TMJ and neck directly communicate with one another in the pain centers of the brainstem.

What are the TMJ treatment options?

How is TMJ diagnosed?

TMJ is best diagnosed by a thorough history, interview, and clinical examination. The clinical examination includes the TMJ specialist palpating the musculature, tendons, bones and joints of the jaw. A trained TMJ specialist will also conduct a cranial nerve screening checking for any abnormalities, evaluate your neck, and ask about headaches and sleep problems.

Depending on those findings, Dr. Bakhtiari may request diagnostic imaging (x-rays of the jaw, CT scans, or MRI) and blood tests. Diagnosis of TMJ disorders does not always require advanced and expensive imaging, and never requires expensive gadgets. While these gadgets appear impressive, they have not been shown to be objective or accurate.

Can TMJ cause headaches? Are TMJ and migraines related?

A commonly asked question is whether TMJ can cause headaches or if the two are related. TMJ disorders can cause a category of headaches classified as ‘TMD related headaches’ that are perceived in the temples, in front of the ears, the lower and upper jaws. This type of headache condition tends to be the most intense in the morning when waking up. One of the challenges of TMJ diagnosis is that TMJ can mimic headaches and vice versa. For that reason, some patients who suffer from headaches are incorrectly treated for TMJ (for example with a mouthguard) with little to no improvement in their symptoms. Additionally, any pain in the trigeminal nerve distribution (jaw muscle pain, toothaches, joint pain, sinus issues, etc.) tends to intensify headache symptoms in a patient who is already suffering from a migraine or tension-type headache.

Dr. Bakhtiari has extensive experience and training in diagnosing and treating TMJ and headaches. He will help you determine whether your headache, jaw and facial pain, is due to a migraine, tension-type headache or due to TMJ.