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Not yet recruitingNCT07868341Updated Oct 9, 2026

Influence Of Different Relaxation Techniques On Stress Level For Patients With Bruxism Using Salivary Biomarkers.

An interventional study of The Rocabado Program and Jacobson Progressive Muscle Relaxation Technique in Bruxism and Stress (Psychology), sponsored by Misr University for Science and Technology. Not yet recruiting at 1 site in Egypt. Open to participants aged 20 Years to 30 Years. Per ClinicalTrials.gov, last updated 2026-10-09.

Sponsored by Misr University for Science and Technology · Not applicable, Interventional, and Treatment

Updated Oct 9, 2026Newly registeredGo to Updates ↓
Phase
Not applicable
Study type
Interventional
Enrollment
45
Allocation
Randomized
Ages
20 Years to 30 Years
Sex
All
01

Study summary

This study will compare the effect of three different physical therapy techniques on stress level on patients with bruxism by assessment of morning salivary biomarkers.

Read the detailed description

Objective: This study will compare the effect of Rocabado program, Jacabson progressive muscle relaxation technique and biofeedback on controlling the stress level reflected on the morning cortisol level on patients with bruxism.

Background: Bruxism is a masticatory muscle hyperactivity activity, it's not a comorbidity. Since it's a behaviour it's causes are frequently complex and multifactorial which need multidiscipline approach for assessment and treatment.

Methods: Forty five male and female patients with mild and moderate bruxism will participate in this study; they will be divided into three equal groups, group A will receive 12 sessions of Rocabado program, group B will receive 12 sessions of Jacobson progressive muscle relaxation and group C will receive 12 sessions of electromyography biofeedback. Data from three groups will be obtained pre and post treatment regarding the morning cortisol level to measure the level of the stress and to compare the effect of different physical therapy modalities in controlling the stress level in people with bruxism

02

Conditions studied

  • Bruxism
  • Stress (Psychology)

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Keywords

  • Bruxism
  • Electromyography
  • Biofeedback
  • Salivary cortisol level
  • progressive muscle relaxation
03

In context

Bruxism

169 studies on the registry are indexed under Bruxism; 39 are open to participants now.

This study's planned enrollment of 45 is above the median of 39 across 106 interventional studies indexed under Bruxism.

Browse Bruxism studies →

Lead sponsor

Misr University for Science and Technology is the lead sponsor of 38 studies on the registry; 15 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
20 Years to 30 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  1. Mild to moderate bruxism according to BRUX Scale.
  2. At least one of the following conditions: a history of tooth clenching or grinding sounds during the last 6 months, pain around the temporomandibular joint causing discomfort in the morning, tenderness of masticatory muscles on palpation, masticatory muscle hypertrophy, tooth indication on the cheek mucosa and or tongue.
  3. Moderate stress level ranged from 14-26 according to the perceived stress scale.

Exclusion criteria

Exclusion Criteria:

  1. Received any Botox, PRP (Plasma rich platelets) injection treatment for this condition for the last six months.
  2. Sever cases
  3. Any advanced periodontal disease as malocclusion
  4. Any intra oral fixed splints
  5. Pregnancy
  6. Hypertension
  7. Under psychiatric care
  8. Parkinson's and any other neurological disease affecting the orofacial function or lead to masticatory muscles hyperactivity.
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Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Single (Outcomes assessor)
Enrollment
45 participants (estimated)

Study arms

  • Experimental
    group A

    15 Patients

    Other: The Rocabado Program

  • Experimental
    B

    15 Patients

    Other: Jacobson Progressive Muscle Relaxation Technique

  • Experimental
    C

    15 patients

    Other: Surface electromyography biofeedback

Interventions

  • OtherThe Rocabado Program

    The Rocabado program include learning a new postural position, restoring original muscle length and stiffness, normal joint mobility, and body balance.

  • OtherJacobson Progressive Muscle Relaxation Technique

    Jacobson developed the method of progressive muscle relaxation progressive muscle relaxation method as a supportive therapy for the treatment of neurological disorders.

  • OtherSurface electromyography biofeedback

    A non invasive process by surface electrodes that using visual and auditory cues via electronic monitoring of a normally masticatory function to train bruxers to acquire voluntary control of the hyperactivity

06

What researchers measure

Primary outcomes

  1. Morning salivary cortisol level

    morning salivary cortisol reflect the stress level before and after the intervention on the 3 groups

    Time frame: 1 month

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Study locations

1 site
  • Misr university for Science and Technology
    Giza, 3237101, Egypt
    • Myassar Ayman Amine, Master's degree · Contact · Myassar.amine@must.edu.eg · +2001229007500
    • Myassar Ayman Amine, Master's degree · Principal investigator
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References and documents

Individual participant data

Plan to share: Yes — Morning salivary cortisol levels before and after

Supporting information: Study protocol

Time frame: 1 May 2027 up to 1 October 2027

Access criteria: Data reported in this study will be available to qualified researchers upon reasonable request. Supporting documents, including the study protocol and statistical analysis plan, will be provided. Requests should be submitted to the principal investigator via E-mail address and will be reviewed ethical and institutional requirements. Access will be granted after approval and execution of a data-sharing agreement.

No publications or documents are linked to this record.

09

Updates

1 registry update since Sep 25, 2026
Registered
First appeared on the registry. No changes since
Oct 9, 2026
Show all 1 update
  1. Oct 9, 2026
    First appeared on the registry

From the registry record's own update history. This site started tracking changes on Sep 25, 2026; for anything earlier, see the record history on ClinicalTrials.gov ↗

10

Registry details

Key details

Study ID
NCT07868341
Lead sponsor
Misr University for Science and Technology
Responsible party
Myassar Ayman Amine (Assistant lecturer , Department of Neurological rehabilitation , College of physical Therapy, Misr University for Science and Technology) — Principal investigator
First posted
Oct 9, 2026
Start date
Sep 21, 2026 (estimated)
Primary completion
Oct 21, 2026 (estimated)
Completion
Oct 21, 2026 (estimated)
Last update
Oct 9, 2026

Study contacts

Myassar Ayman Amine, Master's degree
Contact
Myassar.amine@must.edu.eg
+0201229007500 ext. +02

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is not yet recruiting, as verified in Oct 2026. You cannot join it, but the record below documents what was studied.

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