Acid Flashbacks

from  Stuff To Blow Your Mind

Mar 20, 2014

Acid Flashbacks: Are acid flashbacks real or are they merely a ghost story of psychedelic culture or anti-drug messaging? In this episode of Stuff to Blow Your Mind, Robert and Julie discuss the misconceptions as well as the real science of Hallucinogen Persisting Perception Disorder or HPPD. Image credit: David Crausby/Flick/Getty Learn more about your ad-choices at

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