Attention deficit-hyperactivity disorder (ADHD) is one of the most common neurodevelopmental disorders. It can present itself as ADD (attention-deficit disorder) or ADHD (attention-deficit hyperactivity disorder). Both are typically first diagnosed in childhood and often last into adulthood. Children with ADHD may have trouble paying attention, controlling impulsive behaviors (may act without thinking about what the result will be), or being overly active. Listen in to learn ways to deal with ADHD.