Attention deficit hyperactivity disorder or ADHD is a disorder marked by an ongoing pattern of inattention or hyperactivity that interferes

Attention deficit hyperactivity disorder, or ADHD, is a mental disorder that affects the individual’s ability to focus.Even adults can show

Attention-deficit/hyperactivity disorder (ADHD) is a brain disorder marked by an ongoing pattern of inattention and/or hyperactivity-impulsivity that interferes with functioning