The Role of Lighting, Window Views and Indoor Plants on Stress Reduction of Office's Staffs by Psychophysics method

Today job stress is one of the most important problems of staffs that has physical and mental impact on them and also reduces their efficiency; therefore, it can affect organizations’ productivity and economy. Besides, regarding offices around the world and their improvements in 20th century comparing to offices in Iran, shows that we need to research and change Iranian official spaces design. The aim of this study is to analyze the role of natural lighting, window views and indoor plants on stress reduction of offices’ staffs.
To achieve this end, Psychophysics method is used. Also, to evaluate stressful conditions, a researcher-making test based on Stroop Word-Color Test is examined and collected data is analyzed by using MATLAB. The examinees are teachers from all provinces in Iran.
The analysis shows that the reaction time is increased in stimulus showing lack of natural light, window view and indoor plants. Accordingly, the average reaction time in unpleasant images is significantly more than pleasant ones (P Data analysis shows that the degree of stress is influenced by natural lighting, window view and indoor plants of workplace that can be improved by giving attention to these three factors in interior design to design a pleasant and dynamic workplace.