English Light therapy Cited by user Rjwilmsi on 25 Jan 2014 Light therapy or phototherapy (classically referred to as heliotherapy) consists of exposure to daylight or to specific wavelengths of light using polychromatic…
English Seasonal affective disorder Cited by user Materialscientist on 24 Mar 2013 Seasonal affective disorder (SAD), also known as winter depression, winter blues, summer depression, summer blues, or seasonal depression, was considered a mood disorder…