Abstract:Arousal lighting in the early morning is a special stage of light exposure in a day, which has a certain impact on the alertness, mood and sleep quality in a period after waking up. In the context of healthy human settlements, arousal lighting (including natural and artificial lighting) has become an important part of human inhabitation space lighting study. This paper systematically reviews the research on the effects of arousal lighting on people’s physiology and psychology, and discusses the application outlook of arousal lighting in healthy living environment design.