Mental Health DailyResearch. Evidence. Perspective.Published research on Addiction.
A 2026 Australian interview study involving 27 adults with methamphetamine use problems found that 21 participants, or 77.8%, had never previously sought treatment for methamphetamine use. R…
Read articleA 2026 eLife study recorded 3,881 lateral orbitofrontal cortex units in rats and found that prior cocaine use made the OFC over-distinguish task positions that controls treated as functional…
Read articleWhether alcohol, cocaine, nicotine, and cannabis damage the same brain regions or different brain regions has been hard to settle in the addiction-imaging literature. A 2026 ENIGMA Addiction…
Read articleA 2026 nuMoM2b Heart Health Study analysis tested whether urine-confirmed cannabis exposure 2–7 years after a first pregnancy predicted incident stage II hypertension; it did not: adjusted o…
Read articleStudies of adolescent cannabis effects on cognition have been limited by self-report and confounding. A 2026 longitudinal study by Wade and colleagues uses the Adolescent Brain Cognitive Dev…
Read articleKetamine and its S-enantiomer esketamine (sold as Spravato) are now established treatments for treatment-resistant depression and acute suicidality. The standard safety pitch from sponsors a…
Read articleTrauma reminders trigger substance craving — but the path runs through negative emotions, not directly. A 2026 meta-analysis quantifies the link.
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