Cannabis and False Memories

Cannabis can make people misremember key events - or even remember things that never actually happened...
28 February 2020
Presented by Phil Sansom
Production by Phil Sansom.


A sea of cannabis plants.


Cannabis has all sorts of effects on the body, including - it seems - on memory. A new study has shown that questioning people who are acutely high on cannabis makes them more vulnerable to forming false memories; like remembering something differently to how it happened, or remembering something that never happened at all. Here, scientists from the Maastricht University in the Netherlands put high participants in a virtual reality simulation where they either witnessed or committed a crime, and then interrogated them shortly after. Phil Sansom found out more from two of the authors, Jan Ramaekers and Lilian Kloft...


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