The Investigation on Physiological Influences and the Working Efficiencies of Several Lighting in Market

Human physiological and psychological changes could be acquired by biofeedback instruments and self-report questionnaire. People are likely to generate various physiological and psychological changes when situating distinct lighting. For this reason, this study aims to discuss the effects of environments with different light sources, such as reading, practical training, working, and sleeping, on human heart rate variability. It is expected to inspect the effects of commercial light sources on human body through the measurement and experiment and further find out the suitable light sources in various environments.