Comparison of light treatment with citalopram in winter depression: a longitudinal single case study

A Wirz-Justice, P Van der Velde… - International clinical …, 1992 - journals.lww.com
A woman with seasonal affective disorder (SAD) remitted within a week in each of six
separate trials of light therapy. She remitted within 2 weeks of initiating citalopram treatment.
Light treatment in the morning advanced and improved sleep, whereas citalopram delayed
sleep and induced intermittent awakenings. These opposite patterns suggest that sleep
deprivation or sleep shifts were not crucial for eliciting therapeutic response. Light and
citalopram both selectively reduced intake of sweet carbohydrate parallel with improvement …