Actively Recruiting

Phase Not Applicable
Age: 18Years - 45Years
All Genders
ID07336082

Somatosensory Training Versus Exercise Therapy in Awake Bruxism: A Randomized Controlled Trial

Led by Aydin Adnan Menderes University · Updated on 2026-01-13

20

Participants Needed

2

Research Sites

8 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Awake bruxism, which involves daytime teeth clenching or jaw tension, can cause jaw and facial pain, muscle fatigue, and lower quality of life. Researchers are evaluating two physiotherapy-based treatments compared to a wait-list control group to better understand how these approaches affect pain and function in adults with awake bruxism. This study focuses on both physical and sensory changes in the brain that may contribute to bruxism-related pain. Participants are randomly assigned to one of three groups: a somatosensory awareness-based training group, a jaw and posture exercise therapy group, or a wait-list control group. The somatosensory training enhances body and sensory awareness of the face and jaw through tactile and proprioceptive exercises without conventional strengthening. The exercise therapy includes jaw mobility, relaxation, postural alignment, scapular stabilization, and cervical exercises delivered twice weekly for four weeks. The wait-list group continues usual routines during the initial four weeks and may receive treatment afterward. Throughout the study, participants undergo assessments at baseline, immediately after the 4-week treatment, and at follow-ups up to 12 weeks. Evaluations include orofacial pain intensity and disability, jaw function, sensory processing tests, muscle structure imaging, oral parafunctional behaviors, and quality of life related to oral health. Adherence to home exercises and awareness tasks is monitored regularly. This comprehensive evaluation aims to improve physiotherapy strategies by addressing both sensory and physical aspects of awake bruxism.

CONDITIONS

Brief Title

Somatosensory Training Versus Exercise Therapy in Awake Bruxism

Who Can Participate

Age: 18Years - 45Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Adults aged 18 to 45 years
  • Clinical diagnosis of awake bruxism confirmed using standardized diagnostic criteria (STAB and DC/TMD Axis I)
  • Presence of at least one measurable somatosensory alteration confirmed at baseline using digital and clinical assessments
  • Self-reported daytime jaw clenching or parafunctional activity
  • Baseline orofacial pain intensity of  5/10 on a Visual Analog Scale (VAS)
  • Chronic pain graded as GCPS Grades I-III according to DC/TMD Axis II (Turkish validated version)
  • Willingness to comply with the study protocol and attend scheduled treatment sessions
  • Ability to understand the study procedures and provide written informed consent
Not Eligible

You will not qualify if you...

  • GCPS Grade IV (high disability level)
  • Presence of systemic inflammatory, neurological, or rheumatological disorders
  • Diagnosis of severe chronic pain conditions unrelated to bruxism
  • Use of occlusal splints or participation in jaw, neck, or facial therapy within the past 3 months
  • Psychiatric disorders or cognitive impairment that could interfere with study participation
  • Pregnancy, due to potential effects on joint laxity and postural parameters

AI-Screening

AI-Powered Screening

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Treatment

Duration - 4 weeks

Participants receive either somatosensory awareness-based training, jaw and posture exercise therapy, or no active treatment (wait-list control) over a 4-week period. The somatosensory training involves daily home tasks with weekly follow-ups, while the exercise therapy includes supervised face-to-face sessions twice per week combined with home exercises.

Twice weekly supervised sessions plus weekly follow-ups for home program monitoring

Follow-up

Duration - 8 weeks

Participants are followed for an additional 8 weeks after treatment completion to assess pain, function, and somatosensory processing outcomes at Weeks 6 and 12.

Assessments at Week 6 and Week 12 (in-person visits)

Trial Site Locations

Total: 2 locations

1

Aydin Adnan Menderes University, Faculty of Health Sciences, Physiotherapy and Rehabilitation Unit

Aydin, Turkey (Türkiye), 09100

Actively Recruiting

2

Aydin Adnan Menderes University, Faculty of Health Sciences, Physiotherapy and Rehabilitation Unit

Aydin, Turkey (Türkiye), 09100

Actively Recruiting

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Research Team

G

Gul Oznur Karabicak, Phd

How is the study designed?

Study Type

INTERVENTIONAL

Masking

DOUBLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

3

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Published Research Related To This Trial

Comparative analysis of different types of occlusal splints for the management of sleep bruxism: a systematic review.

Sultan Ainoosah, Ahmed E Farghal, Marwa Saad Alzemei...

https://pubmed.ncbi.nlm.nih.gov/38182999

Clinical Reasoning for the Examination and Physical Therapy Treatment of Temporomandibular Disorders (TMD): A Narrative Literature Review.

César Fernández-de-Las-Peñas, Harry Von Piekartz

https://pubmed.ncbi.nlm.nih.gov/33212937

Neural Correlates of Tooth Clenching in Patients with Bruxism and Temporomandibular Disorder-Related Pain.

Theo Jm Kluskens, Peter Awh Kessler, Bernadette M Jansma...

https://pubmed.ncbi.nlm.nih.gov/37389840

Does combining oro-facial manual therapy with bruxism neuroscience education affect pain and function in cases of awake bruxism? A pilot study.

Harry von Piekartz, Sonja Bleiss, Sebastian Herzer...

https://pubmed.ncbi.nlm.nih.gov/38894567

Tactile trigeminal region acuity in temporomandibular disorders: A reliability and cross-sectional study.

Roy La Touche, Ferran Cuenca-Martínez, Luis Suso-Martí...

https://pubmed.ncbi.nlm.nih.gov/31394008