More Attention Deficit Hyperactivity Disorder (ADHD) Information
Attention Deficit Hyperactivity Disorder (ADHD) Definition
Definition
Attention deficit hyperactivity disorder (ADHD) is a chronic behavioral disorder. It is behavior that is hyperactive, impulsive, and/or inattentive. These must persist for at least six months and be present in two environments (home, work, or school). ADHD affects children, adolescents, and adults.
