Knowledge base · research briefings
New research, briefly. What it actually means.
When a new paper, guideline, or consensus statement lands and it touches what the site says — or fills a gap — a short briefing goes up here. Plain-language. ~3 minutes each. No methodology asides. Surfaced through the weekly refresh scan.
25 Oct 2026
ADHD and memory problems after 50 — what a 187,000-person study does and doesn't show
187,341 US adults over 50: diagnosed ADHD linked to more mild cognitive impairment or dementia. The genetic estimate is far smaller (HR 1.35).
Bauer-Negrini, Leffa, Ferreira et al. 2026 · JAMA Psychiatry (2026) · cohort
27 Sept 2026
Continuing your ADHD stimulant through pregnancy — the postpartum data doesn't show extra risk once you control for confounders
3,676-person cohort: continuing psychostimulants in pregnancy looked worse for postpartum mental health unadjusted (RR 1.46), but the association disappeared after adjustment (RR 1.01).
Xu, Pappas, Brown et al. 2026 · Obstetrics & Gynecology (2026) · cohort
27 Sept 2026
What predicts whether you stay on ADHD medication — not side effects, what you believe ADHD is
1,050 Danish adults: believing ADHD is biological predicted continuing medication better than symptom scores or side effects did.
Johannessen, Ishøy, Houmann, Levin & Thomsen 2026 · Acta Psychiatrica Scandinavica (2026) · cross-sectional
27 Sept 2026
Who stops ADHD medication early — few reliable predictors in adults, across 1 million users
1,000,411 users, 8 countries: 38–68% of adults stopped early. Only schizophrenia and tic disorders predicted it, and not outside the US.
Brikell, Astrup, Wimberley et al. 2026 · BMJ Mental Health (2026) · cohort
4 Jun 2026
188 studies point at one emotion-regulation skill ADHD needs to build: cognitive reappraisal
The largest meta-analysis to date pinpoints what ADHD emotion regulation actually needs work on — reframing situations in real time, not pushing feelings down. What the skill is, why it's hard with ADHD, and where on the site to learn it.
Sloan, Stellern, Xiao et al. · Translational Psychiatry (2026) · meta-analysis
28 May 2026
Do ADHD stimulants affect male fertility?
First multi-center analysis with a meaningful sample. Modest reduction in semen volume; other parameters unchanged; unlikely to impair conception.
Siva, Vallabhaneni et al. · International Journal of Impotence Research (2026) · cohort
28 May 2026
ADHD and the postpartum window — new evidence of elevated depression risk
The first ADHD-versus-control comparison on postpartum depression rates. Effect size is large (t=7.89) — a real signal the site previously didn't cover.
Boyd, Wrigley, Kilbride, Mulligan & Bramham · Archives of Women's Mental Health (2026) · cross-sectional
25 May 2026
Untreated ADHD nearly doubles your car-accident odds
A May 2026 meta-analysis pools four adult-driver studies. The risk sits in the same band as driving with cannabis or significant fatigue.
Childress, Malik & Potenziano · Advances in Therapy (2026) · meta-analysis
25 May 2026
When and how to come off ADHD stimulants — first US consensus
ASCP task force identifies seven specific conditions where deprescribing is appropriate. Cannabis use alone, notably, isn't one of them.
Goodman et al. (ASCP Task Force) · European Neuropsychopharmacology (2026) · consensus statement