Study links workplace daylight exposure to sleep, activity and quality of life
Enhancing indoor lighting may improve office workers’ physical well-being and sleep qualityDARIEN, IL – A new study demonstrates a strong relationship between workplace daylight exposure and office workers’ sleep, activity and quality of life. Compared to workers in offices without windows, those with windows in the workplace received 173 percent more white light exposure during work hours and slept an average of 46 minutes more per night. There also was a trend for workers in offices with windows to have more physical activity than those without windows. Workers without windows reported