Attention Deficit Hyperactivity Disorder (ADHD)

ADHD is a lifelong brain disorder that makes it hard for a person to pay attention. Some people with ADHD have trouble sitting still or controlling their behavior.

Causes of ADHD
The exact cause of ADHD is unknown. The most likely cause is genetics. Many children with ADHD have a family history of the disorder.

Signs of ADHD
A person with ADHD may show some of the following signs:


• Has trouble concentrating
• Starts thinking about other things
• Has problems staying focused on tasks
• Does not seem to listen
• Does better on some tasks than others
• Has problems planning, organizing, and finishing tasks on time
• Has problems learning new things


• Seems unable to sit still
• Is restless and fidgety
• May bounce from one activity to the next
• Often tries to do more than one thing at once


• May act before thinking
• Has problems waiting her turn, such as when playing a game