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CompletedNCT06707766Updated Sep 3, 2025

Comparison of Oculomotor Exercises Versus Suboccipital METs on Visual Fatigue Among FHP

An interventional study of Oculomotor Exercise along with conventional Therapy and sub-occipital muscle energy technique along with Conventional Therapy in Forward Head Posture and Visual Fatigue, sponsored by Riphah International University. Completed at 3 sites in Pakistan. Open to participants aged 20 Years to 50 Years. Per ClinicalTrials.gov, last updated 2025-09-03.

Sponsored by Riphah International University · Not applicable, Interventional, and Treatment

Phase
Not applicable
Study type
Interventional
Enrollment
44
Allocation
Randomized
Ages
20 Years to 50 Years
Sex
All
01

Study summary

The aim of this research is to compare the effect of Oculomotor Exercises and Muscle energy technique on visual fatigue, proprioception, Craniovertebral angle among patients having Forward head posture.. It will raise awareness about the link between posture and visual health, encouraging early identification of visual symptoms associated with FHP, enhance recovery outcomes, improve functional performance, and promote a holistic treatment approach, ultimately provide benefit to population.

Read the detailed description

Studies have shown that integrating eye exercises with neck strengthening exercises has a significant effect in managing symptoms associated with visual disturbances and neck pain. For instance, a study conducted in 2024 to investigate the effect of oculomotor exercises in patients having chronic neck pain. Based on the result, they found that incorporating oculomotor exercises along with conventional exercises into treatment plan can significantly improve gaze stability, proprioception, visual acuity and fatigue in chronic neck pain patients. In 2023 study investigate the effectiveness of manual techniques for the management of FHP. They found that sub-occipital muscle energy technique is effective in improving CVA, cervical range of motion and postural alignment. study conducted in 2023 investigated the comparative effect sub-occipital muscle energy technique vs sub-occipital release in mechanical neck pain and FHP population. They concluded that group receiving MET show significant improvement in CVA, NDI and Cervical ROMs. Another research concluded that Sub-occipital muscle energy technique incorporating with proprioceptive training are effective in improving joint position sense (proprioception) and CVA in FHP population. A study evaluate the effectiveness of eye exercises on computer vision syndrome. They concluded the ocular exercises are effective in reducing visual fatigue symptoms such as eye itching, dryness and headache.

This research is innovative as it explores the interconnected roles of ocular muscles and sub-occipital muscles on visual fatigue, proprioception, and postural imbalances, particularly in FHP patients. As Literature suggest that tightness of suboccipital affect somatosensory input and proprioceptive information crucial for head and eye coordination. Thus, offering a comprehensive view of how FHP and visual fatigue are interconnected. Furthermore, the integration of oculomotor exercises in managing FHP-related visual fatigue is an underexplored as the existing literature primarily focuses on the musculoskeletal consequences of forward head posture and ocular exercises for visual disturbance without exploring the interaction between these factors. This research aimed to bridge the existing gap in literature by providing evidence-based guidance on the effectiveness of METs and oculomotor exercises in the management of visual symptoms associated FHP.

02

Conditions studied

  • Forward Head Posture
  • Visual Fatigue

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Keywords

  • forward head posture
  • visual fatigue
  • Craniovertebral angle
  • proprioception
  • suboccipital muscles
  • , oculomotor exercises
  • muscle energy technique (PIR
  • VOR(vestibulo- ocular reflex)
  • cervical spine.
03

In context

Asthenopia

67 studies on the registry are indexed under Asthenopia; 10 are open to participants now.

This study's enrollment of 44 is below the median of 56 across 56 interventional studies indexed under Asthenopia.

Browse Asthenopia studies →

Lead sponsor

Riphah International University is the lead sponsor of 2,193 studies on the registry; 650 are open to participants now.

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

04

Who can participate

Ages eligible
20 Years to 50 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

  • Age 20-50 years
  • Both Male and Female
  • Diagnosed patients of Forward head posture, Craniovertebral Angle less than 50 degree.
  • Patients having Asthenopia survey questionnaire (ASQ-17) score of 13 or higher.

Exclusion criteria

Exclusion Criteria:

  • Participant failing to fall in this category would be excluded of the study.
  • Pre-existing medical conditions that cause visual issues such as conjunctivitis, cataract, Strabismus anomaly, glaucoma and those undergoing any eye treatment.
  • Any previous neck and Eye surgery.
  • Cervical conditions such as cervical radiculopathy, non-specific neck pain, and TMJ dysfunction that cause visual disturbances.
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Double (Participant, Investigator)
Enrollment
44 participants (actual)

Study arms

  • Experimental
    oculomotor exercises along with conventional therapy

    oculomotor exercises along with conventional therapy

    Other: Oculomotor Exercise along with conventional Therapy

  • Experimental
    sub-occipital muscle energy technique along with Conventional Therapy

    Sub-occipital muscle energy technique (PIR) 3 reps \* 1 set conventional therapy: Hot pack 20 minutes Kendall exercises were performed as follows: strengthening exercise: 12 repetitions\* 3 sets, 2-8 sec hold stretching exercise was: 3 reps\* 30 seconds' hold 1. Strengthening the deep cervical flexors 2. Stretching the cervical extensors 3. Strengthening shoulder retraction 4. Stretching of the pectoralis major muscle

    Other: sub-occipital muscle energy technique along with Conventional Therapy

Interventions

  • OtherOculomotor Exercise along with conventional Therapy

    Oculomotor Exercises: Saccadic eye movement, Smooth pursuit, Adaptation X1, Adaptation X2. Time duration will be 2 minutes for each exercise. conventional therapy: hot pack 20 mins Kendall exercises: Strengthening the deep cervical flexor, Stretching the cervical extensors, Strengthening shoulder retraction, Stretching of the pectoralis major muscle strengthening exercise: 12 repetitions\* 3 sets, 2-8 sec hold stretching exercise was: 3 reps\* 30 seconds' hold Total duration of treatment would be 4 weeks, 3 days a week with total 12 sessions.

  • Othersub-occipital muscle energy technique along with Conventional Therapy

    Sub-occipital muscle energy technique (PIR) 3 rep \* 1 set with 20 sec hold conventional therapy: hot pack 20 mins Kendall exercises: Strengthening the deep cervical flexor, Stretching the cervical extensors, Strengthening shoulder retraction, Stretching of the pectoralis major muscle strengthening exercise: 12 repetitions\* 3 sets, 2-8 sec hold stretching exercise was: 3 reps\* 30 seconds' hold Total duration of treatment would be 4 weeks, 3 days a week with total 12 sessions.

06

What researchers measure

Primary outcomes

  1. visual fatigue

    ; Visul fatigue can be assessed by using Asthenopia Survey Questionnaire (ASQ-17). Responses are marked using four-point Likert scale with total score 51. Score range from 0-13 indicates no asthenopia, whereas the score range between 13-51 indicate asthenopia and need medical attention

    Time frame: 4 weeks

  2. propioception

    cervical proprioception can be assed Cervical Joint Position Error (JPE) Test. Values \> 4.5 degree indicate proprioception deficit

    Time frame: 4 weeks

  3. Craniovertebral Angle

    Craniovertebral Angle can be measured by usng ON PROTRACTOR google App. Craniovertebral angle (CVA) values for individuals with moderate-severe forward head posture ranged from 40.7° to 43.2°, and for those with mild FHP, values ranged from 46.9° to 49.1 FHP. However, angle between 50- 57 degree is consider as normal.

    Time frame: 4 weeks

07

Study locations

3 sites
  • Capital Diagnostic Center Islamabad
    Islamabad, 44000, Pakistan
  • Care plus Medical Center
    Islamabad, 44000, Pakistan
  • National Institute of Rehabilitation
    Islamabad, 44000, Pakistan
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Sep 3, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06707766
Responsible party
Sponsor
First posted
Nov 27, 2024
Start date
Nov 11, 2024
Primary completion
Aug 28, 2025
Completion
Aug 29, 2025
Last update
Sep 3, 2025

Study contacts

Dr Aneela Zia, ms-ompt
principal investigator · Riphah International University

Oversight

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

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This study is completed, as verified in Sep 2025. You cannot join it, but the record below documents what was studied.

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