New research is fueling questions about the origins and trajectory of the brain disorder.
The median age at which children with ADHD were first diagnosed with the disorder was 7 years old.
A Boston Medical Center study finds that just a week of special training for care managers can "move the needle" on ADHD symptoms and social skills in low-income kids.
A mother who's an expert in ADHD and her son who has the disorder share their experiences and lessons in a podcast and a written post.
Research from Boston Children's Hospital finds that the ADHD drugs taken by millions have not been studied enough for rare or long-term safety risks.