Seasonal Affective Disorder
Alaska Northern Lights - Information on Seasonal Affective Disorder (SAD) .
Bio Light - Light therapy for seasonal affective disorder (SAD), winter depression or winter blues.
Full Spectrum Solutions - Factory direct full spectrum lighting for office and home. Light therapy fixtures.
Northern Light - Learn more about seasonal affective disorder and self-treatment options, including self-help audio tapes.
Phothera - Light product for treatment of seasonal affective disorder.