Dose relationships of morning bright white light in seasonal affective disorders (SAD)
- 1 May 1987
- journal article
- research article
- Published by Springer Nature in Cellular and Molecular Life Sciences
- Vol. 43 (5) , 574-576
- https://doi.org/10.1007/bf02143590
Abstract
Summary Bright white full spectrum light (>2500 lux) can improve depressive symptomatology in a selected group of patients with recurrent autumn and winter depression. This crossover study demonstrates that 0.5-h morning white light is not an effective treatment, whereas 2-h is.Keywords
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