Data will be collected from software developer companies in Lahore at questionnaire include demographic data and data collection tools. The software developer will be guided about basic ergonomic principles and data will be collected at the start of the study and in 2 stages with a 2-week interval. A quasi-experiment study will be used. The sample size will be323 (margin of error 5%, confidence level 95%, population size 2000, and dist. 50%) by Rao software. A convenient sampling technique will be used. Data will be analyzed using SPSS 21 by comparing mean and correlating variables
The human and computer interface is becoming increasingly intuitive, but for the inexperienced user still poses formidable problems. Musculoskeletal symptoms of VDU users are believed to have a multifactorial aetiology. Software developers don't have knowledge of ergonomic principles. Faulty postures had an effect on posture.