ADHD at a Glance Attention-deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder that involves attention difficulty, hyperactivity, and impulsiveness.
Approximately 9% of children and 4% of adults in the United States have been diagnosed with ADHD. For those diagnosed as children, the disorder continues into the teenage years for approximately 50% of people.
ADHD isn’t simply the inability to pay attention. It affects how attention is used and what motivates people to stay on task.Read more on themighty.com