Delayed Sleep Phase Syndrome, ADHD, and Bright Light Therapy

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Sir: Accumulating evidence suggests that many children with attention-deficit/hyperactivity disorder (ADHD) have a primary sleep disorder that accounts for some of their behavioral dysregulation.^1,2 Most previous reports have focused on the association between ADHD and sleep in children with sleep-disordered breathing or restless legs syndrome.^3-8 Here, we present a case in which ADHD symptoms and delayed sleep phase syndrome (DSPS) were rapidly relieved with bright light therapy.’ ‹