U.S. Health Care Professionals

Background on ADHD

Attention-Deficit/Hyperactivity Disorder (ADHD) is a complex disorder with numerous potential contributing factors. Depending on your background, you may wish to read more about ADHD with respect to the following:

Overview

Presents a brief introduction to ADHD, including data on its estimated prevalence by age.

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What is ADHD

Discusses how the disorder is defined and what factors are thought to contribute to its development.

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What ADHD is Not

Reviews some of the myths and confounding factors potentially associated with ADHD.

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Understanding the Neurobiological Basis of ADHD

Summarizes some of the research concerning the brain and ADHD.

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Genetic Factors

Explains current thinking with respect to heredity and ADHD.

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