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Impact of Intermittent Combined Exercise on Neck-Shoulder Discomfort, Electromyographic Responses, and Work Productivity During Prolonged Computer Tasks: A Randomized Crossover Trial

Impact of Intermittent Combined Exercise on Neck-Shoulder Discomfort, Electromyographic Responses, and Work Productivity During Prolonged Computer Tasks: A Randomized Crossover Trial

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
TCTR
Registry ID
TCTR20250904008
Enrollment
36
Registered
2025-09-04
Start date
2025-12-03
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy conditions at risk of neck-shoulder pain Healthy, Exercise

Interventions

Four times of active rest involving combined exercise breaks during typing task.,Four times of passive rest involving upright sitting with back support and hands resting on the thighs.,Continuous comp
Active rest involving combined exercise breaks ,Passive rest involving upright sitting with back support and hands resting on the thighs,Continuous computer work in a standard sitting posture (Control

Sponsors

None listed

Eligibility

Sex/Gender
All
Age
18 Years to 30 Years

Inclusion criteria

Inclusion criteria: 1. Healthy male or female individuals aged between 18 and 25 years. 2. Individuals with a minimum educational attainment of Grade 6 (elementary level) or higher. 3. Individuals who use a computer for typing tasks continuously for at least 1 hour per day on a minimum of 5 days per week. 4. Individuals with at least one year of experience in computer-based typing tasks. 5. Individuals with normal or corrected-to-normal vision, with or without the use of eyeglasses. 6. Individuals identified as being at risk of developing neck and shoulder pain in the future.

Exclusion criteria

Exclusion criteria: 1. Musculoskeletal conditions 2. Neurological conditions 3. History of surgery at neck, shoulders, back, arms and hands 4. Serious conditions such as malignancy, autoimmune diseases, fracture, infection 5. Pregnancy 6. BMI > 25 kg/m2 7. Regular strengthening or endurance exercise of neck, shoulder and back

Design outcomes

Primary

MeasureTime frame
Neck and shoulder discomfort Pretest, and at min 20, min 40 and min 60 Visual analogue scale

Secondary

MeasureTime frame
Muscle activity and fatigue Pretest, and at min 20, min 40 and min 60 Surface electromyography,Work productivity At min 60 Word count,Neural tension Pretest and at min 60 Passive knee extension test with/without full neck flexion,Participant satisfaction Pretest and at min 60 Global Perceived Effect

Countries

Thailand

Contacts

Public ContactPattanasin Areeudomwong

Mae Fah Luang University

pattanasin.are@mfu.ac.th053917227

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026