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LSD and Psilocybin Boost Brain Connectivity, Study Finds

4/10/2026

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Summary

Story summary

A Nature Medicine study analyzed over 500 brain scans from 267 individuals across five countries to show that LSD and psilocybin increase communication between brain regions that normally operate independently.
The findings may explain the emotional and visual experiences reported by users.
Manesh Girn, the study's lead author, urged reliable benchmarks to assess these drugs as they move toward medical use.

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Story summary

A Nature Medicine study analyzed over 500 brain scans from 267 individuals across five countries to show that LSD and psilocybin increase communication between brain regions that normally operate independently.
The findings may explain the emotional and visual experiences reported by users.
Manesh Girn, the study's lead author, urged reliable benchmarks to assess these drugs as they move toward medical use.