2min chapter

The Drug Science Podcast cover image

34. Psilocybin vs Antidepressants with Dr Robin Carhart-Harris

The Drug Science Podcast

CHAPTER

The Effects of Psychedelics on Brain Activity

Early measures were quant, they were looking at quantity of brain activity. But over time we've started to probe the brain in a more meaningful way and instead look at the quality ofbrain activity. And this is where the shift came in my mind that what we're seeing is that these psychedelics are altering the quality of brainactivity. What do I mean by that? The activity, the spontaneous ongoing brain activity becomes less predictable. It becomes disordered or entropic - it's the right term. So the normal ongoing activity is disrupted. Why is that important for understanding of things like consciousness then?

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