1. ADHD is a neurobehavioral disorder characterized by inattention, hyperactivity, and impulsivity. It affects about 5-9% of school-aged children in the US.
2. There are three main subtypes of ADHD - inattentive, hyperactive/impulsive, and combined presentation. Symptoms must be present before age 12 and persist for at least 6 months.
3. Effective treatment involves a comprehensive approach including medication management, behavioral therapy, education/academic supports, and lifestyle changes like regular exercise and sleep routines.