NIMH Pages About Attention-Deficit/Hyperactivity Disorder (ADHD) Overview of Attention-Deficit/Hyperactivity Disorder (ADHD)... Find current clinical trials on Attention-Deficit/Hyperactivity Disorder (ADHD)... Latest Science News About Attention-Deficit/Hyperactivity Disorder (ADHD) Developing Rapid, Accurate Assessment of Mental Disorders, Suicide Risk in Youth February 25, 2020 NIH Study Reveals Differences in Brain Activity in Children with Anhedonia March 13, 2019 Latest Video and Audio About Attention-Deficit/Hyperactivity Disorder (ADHD) Mental Health Minute: Attention-Deficit/Hyperactivity Disorder NIMH Expert Dr. Mary Rooney Discusses Managing ADHD Andrew Kittleson, Winner of the 2019 Three-Minute Talks Competition