ADHD is a neurological disorder that causes a range of behavior problems such as difficulties with attending to instruction, focusing on schoolwork, keeping up with assignments, following instructions, completing tasks, and social interaction.

What is Attention Deficit Disorder behavior?

Overview. Attention-deficit/hyperactivity disorder (ADHD) is a chronic condition that affects millions of children and often continues into adulthood. ADHD includes a combination of persistent problems, such as difficulty sustaining attention, hyperactivity and impulsive behavior.

Is attention deficit disorder considered a mental illness?

Attention-deficit/hyperactivity disorder, or ADHD, is a mental illness that affects the way you act and focus. ADHD is usually diagnosed in school-aged children, but it can continue to cause problems into adulthood.