Research Notes

Adult ADHD questionnaires are useful tools, but a high score is not the same thing as a diagnosis. Here is what rating scales actually contribute.

Recent studies help explain why ADHD may be recognized later in women, while also showing where the evidence remains incomplete.

A 2025 scoping review found striking variation in how adult ADHD was diagnosed across randomized trials. That matters for how research is interpreted.

A 2025 network meta-analysis compared medication, psychological, and neurostimulatory interventions across 113 randomized trials in adults with ADHD.

Current U.S. adult ADHD data on prevalence, age at diagnosis, treatment, medication shortages, telehealth, and the status of national adult ADHD guidelines.