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Attention deficit hyperactivity disorder

Introduction

Attention deficit hyperactivity disorder (ADHD) is a condition which is characterized by developmentally inappropriate levels of inattention, hyperactivity, and impulsive behavior. It is a neurological disorder, associated with developmental abnormalities and brain function. Specifically, it is linked to a neurochemical imbalance of brain regions that are involved in self-control, maintaining vigilance and attention. ADHD is a complex disease that has no single cause. The researchers observed that in children or adults with ADHD, the brain areas responsible for attention, organizational skills and movement control are activated abnormally or have an unusual anatomy. They ...