Over six million people have Attention deficit hyperactivity disorder (ADHD) across the world. Each year, more people are diagnosed, many between the ages of 4 and 17. ADHD is a condition that is characterized by a number of recognizable features that allow physicians to make a diagnosis.

Although it has been linked to neurodevelopmental problems that can begin prior to a child entering into preschool, it is most noticeable in the school setting where children are required to apply their attention and focus to the topics at hand, and are unable to do so. Let's look at an overview of ADHD so that you can have a better understanding of what causes this condition, the symptoms of this disorder, and provide a brief overview of some of the treatment options.