For decades, Attention-Deficit/Hyperactivity Disorder (ADHD) has been all about behavior: kids who couldn’t sit still, adults who daydream, or anyone who acts ...

A major brain imaging study of 446 children with ADHD has identified three distinct brain-based subtypes, including one marked by severe emotional dysregulation absent from current diagnostic criteria ...

The classic image of a child with ADHD is practically a stock character: the spacey kid staring out the window, distracted by squirrels; the fidgeter who can’t sit still, a leg rattling under the desk ...

To address this gap, the researchers collected clinical data and brain scans from 10 different research sites. They divided the participants into two groups: a discovery group of 1,154 participants, ...

Children who present with the most volatile form of attention-deficit/hyperactivity disorder have a harder time regulating their emotions than those who don't ...

MRI shows different progressive grey matter volume changes in two ADHD subtypes across symptom severity. Specifically, ADHD subtype 1 exhibits increased GMV, while ADHD subtype 2 shows decreased GMV.

Early experiments are demonstrating how the technology could improve diagnostic rates—and even provide objective ways to ...