Attention-deficit/hyperactivity disorder (ADHD) is a common neurodevelopmental psychiatric
disorder characterized by deficits in attention and hyperactivity-impulsivity. These symptoms …

Conceptual and technological advances in cognitive neuroscience and molecular genetics
have the potential to identify the pathogenesis of psychiatric disorders. This article reviews …

Russell A. Barkley t is commonplace for children (especially preschoolers) to be active,
energetic, and exuberant; to flit from one activity to another as they explore their environment …

Attention-deficit hyperactivity disorder (ADHD) has been shown to be familial and heritable,
in previous studies. As with most psychiatric disorders, examination of pedigrees has not …

This clinical practice guideline provides recommendations for the assessment and diagnosis
of school-aged children with attention-deficit/hyperactivity disorder (ADHD). This guideline …

Context: Epidemiological studies and animal models demonstrate that endocrine-disrupting
chemicals (EDCs) contribute to cognitive deficits and neurodevelopmental disabilities …

Research literature relating to the prevalence of attention-deficit/hyperactivity disorder
(ADHD) and co-occurring conditions in children from primary care settings and the general …

Epidemiological studies and case reports show that even a relatively minor degree of
maternal hypothyroxinemia during the first half of gestation is potentially dangerous for …

BACKGROUND: Six known steps are required for the circulating thyroid hormone (TH) to
exert its action on target tissues. For three of these steps, human mutations and distinct …

Attention-deficit/hyperactivity disorder is a neurobiological syndrome with an estimated
prevalence among children and adolescents of 5%. It is a highly heritable disorder, but …