Editorial: Longitudinal Associations Between Sleep and ADHD Symptoms: ADHD Is a 24-Hour Disorder

There is a robust literature of predominantly cross-sectional studies demonstrating an association between attention-deficit/hyperactivity disorder (ADHD) and sleep quality in childhood and adolescence, measured by subjective as well as objective measures, dimensional and categorical variables, and controlling for a wide range of confounders such as other disorders.¹ Moreover, ADHD symptoms and sleep problems are independently associated with adverse functional outcome and quality of life.² As a result, these are viewed as common and mutually exacerbating conditions, likely mediated by common neuropathways.^3-5.