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Circadian components are profound in depressive disorders, such seasonal affective disorder. This article introduces a course to be given at this year’s APA Meeting in Toronto, on melatonin and light treatment.

The SRT polymorphism is one of the most well studied genetic variations affecting mood disorders. Once personal genetic information is readily available, can we help patients understand the implications of their results?

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A paradigm-shifting finding holds the potential to alter how we perceive brain-immune interactions for disorders like schizophrenia and Alzheimer disease. It would enable a more mechanistic approach to the study of the neuroimmunology of these and other disorders.

The rate of co-occurrence of ADHD and OCD has been reported to be as high as 60%. A question persists, however, on whether ADHD-OCD comorbidity is a true entity or whether symptoms attributed to one may be facets of a phenotype of the other.

Is prevention of bipolar disorder possible? What happens before a manic or hypomanic episode that identifies this illness? Researchers asked whether there are any signs or symptoms that predict later diagnosable bipolar disorder with reasonable accuracy.