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Frontier mental health research: psychedelics & drug studies

Each month our editorial team sifts through hundreds of papers and curates notable findings—for practitioners and informed readers who want to stay current with the evidence. Subscribe to the monthly Research Digest for expert analysis and concise summaries of key papers.

Ketamine Feeling disconnected from others Developmental psychology

1 paper

Classification schemes of altered states of consciousness

Fort Larry Douglas, Costines Cyril, Wittmann Marc, Athéna Demertzi, Schmidt Timo Torsten
Neuroscience & Biobehavioral Reviews Summary & key facts 2025 10 citations

This paper reviews how scientists have tried to sort and name altered states of consciousness—short, noticeable changes in how you feel and think compared to normal waking life. The authors group past systems into three types: ones that classify by what the experience feels like, ones that classify by how…

Biofield Effects and Biophysics Paranormal Experiences and Beliefs Psychedelics and Drug Studies Ketamine MDMA
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