Attention-deficit/hyperactivity disorder (ADHD) is a brain disorder characterized by a constant pattern of inattention and/or hyperactivity-impulsivity that interferes with daily functioning and development. While some people with ADHD only have problems relating to one of the behaviors, others may experience both inattention and hyperactivity-impulsivity. Most children have a combined type of ADHD. Although it’s normal to have some characteristics of inattention, unfocused motor activity and impulsivity, those with ADHD experience these behaviors in a much more severe manner and experience them more often than people without ADHD. These behaviors interfere with the quality of how those with ADHD function socially, in a job or at school. A person suffering from inattention often wanders off task, has difficulty maintaining focus, is disorganized and lacks persistence. However, it’s important to note that these behaviors are not due to defiance or lack of comprehension. People with inattention may experience problems with organization, become easily distracted and forgetful, overlook details, don’t listen when spoken to, and avoid activities that require sustained mental effort.
People with symptoms of inattention may often: