What is ADHD?

Attention-deficit/hyperactivity disorder (ADHD)is a common neurobehavioral disorder that has been related to the brain’s chemistry and anatomy. ADHDis a persistent pattern of inattention and/or hyperactivity/impulsivity that occurs more frequently and more severely than is typically seen in people at comparable levels of development. Symptomsmust occur for at least six months and some symptoms have been present since before the age of 7 years.

ADHDbegins in childhood and symptomscan persist into adulthood as well. While some children outgrow ADHD, as many as 60% continue to have features of ADHD persisting into adulthood.