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Psychedelics: New Brain Map Reveals How They Work
8 Apr
Summary
- New study analyzes hundreds of brain scans from five countries.
- Psychedelics temporarily reduce separation between thought and perception.
- Findings aid development of therapeutic drugs with fewer side effects.
An international consortium has synthesized data from nearly a dozen brain imaging studies across five countries, involving over 500 scans. Published recently in Nature Medicine, the research offers a clearer understanding of how psychedelics influence the brain.
The findings suggest that these compounds, including LSD and psilocybin, temporarily blur the lines between abstract thinking and sensory processing. This temporary reduction in the separation between how we think and perceive may explain subjective experiences like altered senses and ego dissolution.
This work is significant as research increasingly points to the therapeutic potential of substances like ayahuasca and psilocybin for mental health conditions. The study provides a more reliable reference point for understanding these effects and guiding the development of new therapeutic compounds.
While previous theories suggested psychedelics reliably disintegrated brain networks, this comprehensive analysis found more nuanced effects. Researchers identified that all five studied drugs impacted brain regions coordinating perception and action, suggesting a fundamental alteration in information flow and the brain's relation to the world.
