Consumer Health
Hippocampus news, research, studies, and rapid health briefings. Visit Viral Vitalism for plain-language context, evidence boundaries, and related signals.
A viral claim turns cannabis brain research into a one-line shrinkage scare. The evidence is messier: blood flow, activation, volume, cognition, age, dose, and heavy-use patterns are not interchangeable.
VV Signal Score
58
Early or context-dependent
Research map
Research records connected to this topic through topic tags, source records, and timeline events.
Discriminative Properties of Hippocampal Hypoperfusion in Marijuana Users Compared to Healthy Controls: Implications for Marijuana Administration in Alzheimer's Disease
Observational study from 2016 in Journal of Alzheimer's Disease, translated into key findings, limitations, and consumer relevance.
Journal of Alzheimer's Disease / 2016->
Long-Term Cannabis Use and Cognitive Reserves and Hippocampal Volume in Midlife
Observational study from 2022 in American Journal of Psychiatry, translated into key findings, limitations, and consumer relevance.
American Journal of Psychiatry / 2022->
Lifetime Cannabis Use Is Associated with Brain Volume and Cognitive Function in Middle-Aged and Older Adults
Observational study from 2025 in Journal of Studies on Alcohol and Drugs, translated into key findings, limitations, and consumer relevance.
Journal of Studies on Alcohol and Drugs / 2025->
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