IRCT201202204242N3 IRCT 2012-12-26 Reseach Deputy, Isfahan University of Medical Sciences Ergonomics Intervention on Reducing Musculoskeletal Symptoms in office workers Assessment of the Effect of Ergonomics Intervention on Reducing Musculoskeletal Symptoms in office workers of Isfahan University of Medical Sciences 2012-12-15 anticipated 80 Complete https://irct.ir/trial/4502 interventional Randomization: Not randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Prevention. 0 (exploratory trials) work related musculoskeletal disorder. Intervention 1: Intervention consists of empowerment of the participants by using the designed self-administered package following an introductory session, describing the entire package to the users.which consists of: 1. Introductory educational session for presenting the entire package, by senior investigators. 2. The Persian translation of Office Ergonomics Handbook, 5th edition, 2008, by: Occupational Health Clinics for Ontario Workers Inc., which will be developed by the investigators, covering all of the above-mentioned objectives in one place. 3. Software of Office-Ergonomics, which will be installed on the office computers of the participants, providing information and multimedia about office-ergonomics, as well as the capability of setting reminders for the rest-breaks. 4. A CD-ROM containing media clips about office-work and setting workstation design, adjusting keyboard, mouse and monitor, etc. 5. Educational poster about office-ergonomics pearls. 6. Self-efficacy feed-back checklist Control group recieves no educational package. Intervention 2: The control group conducting “business as usual” and recieve no ergonomic training.