




Poor lighting has been linked with depression and mood disorders, such as Seasonal Affective Disorder.
Wehr TA. Seasonal vulnerability to depression. Implications for etiology and treatment. Encephale. 1994;18(4):479-483.
Lurie SJ, Gawinski B, Pierce D, Rousseau SJ. Seasonal Affective Disorder. Am Fam Physician. 2006;74(9):1521-1524.
Exposure to light at night may be linked with cancer, due to suppression of the melatonin cycle and disruption in circadian rhythms.
Pauley SM. Lighting for the human circadian clock: recent research indicates the lighting had become a public health issue. Med Hypotheses. 2004;63(4):588-596.
Stevens RG. Artificial lighting in the industrialized world: circadian disruption and breast cancer. Cancer Causes Control. 2006;17(4):501-507.