See also: Light Box
Light therapy or phototherapy consists of exposure to daylight or to specific wavelengths of light using lasers, light-emitting diodes, fluorescent lamps, dichroic lamps or very bright, full-spectrum light, for a prescribed amount of time and, in some cases, at a specific time of day.
|Purpose||Patients||Patients with evaluations||Perceived Effectiveness|
|Seasonal Affective Disorder||25||8|
|Seasonal affective disorder (SAD)||25||14|
|Major Depressive Disorder||14||9|
|Psoriatic plaques (scaly patches)||6||2|
- Can't tell