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What is ADHD?

Attention-deficit hyperactivity disorder (ADHD) is a condition characterized by inattention, hyperactivity and impulsivity. The most commonly diagnosed behavior disorder in young people, the Center for Disease Control and Prevention (CDC) reports that ADHD affects an estimated 9 percent of children aged 3-17 and 2-4 percent of adults.

Although ADHD has its onset and is usually diagnosed in childhood, it is not a disorder limited to children—ADHD often persists into adolescence and adulthood and is frequently not diagnosed until later years.

Symptoms, Causes and Diagnosis?

There are actually thought to be three different types of ADHD, each with different symptoms: predominantly inattentive, predominantly hyperactive/impulsive and combined. Diagnosing ADHD requires a comprehensive evaluation and cannot be done with one single test. Read more.

Treatment, Services and Support

A key aspect of treating ADHD is taking a “multimodal” approach. This means utilizing multiple methods for treatment including medical, educational, behavioral and psychological. Read more.

Living With ADHD

Children and Adolescents

ADHD may affect each child or youth differently, but it is important for parents to consider such areas as school, coexisting conditions and parenting strategies. Read more.


Relationships and work are two areas that may be affected in an adult living with ADHD. Learn about legal rights related to workplace modifications and cultural issues that may affect your experience learning to cope with ADHD. Read more.

Fireside Chat

Personal Stories

"Living with ADHD has made my family stronger because we are more educated and aware."

—Maureen E. Donais.

ADHD Ask the Doc

ADHD Podcast

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