Health

Denver just became the first city in the US to decriminalize magic mushrooms. Here's what they do to your body and mind.

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Shayanne Gal/Business Insider
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In a slender and surprising victory for supporters of hallucinogenic or "magic" mushrooms, the psychedelic drug better known to scientists as psilocybin, Denver, Colorado yesterday voted to decriminalize the drugs.

Once portrayed as illegal ways to "drop out" or "tune in," psychedelic and semi-psychedelic drugs like psilocybin and ecstasy are beginning to turn into federally-regulated medicines. Part of the reason: scientific evidence is building that the substances may have the potential to help staunch symptoms of psychiatric diseases that are difficult to treat with existing therapies. Those diseases include severe depression, for example.

Here's how psilocybin impacts the brain and body and produces its effects:

how magic mushrooms affect the body and brain denver psychedelics copy
Journal of the Royal Society (2014); National Institute on Drug Abuse; NYU Psilocybin Cancer Anxiety Study; Proceedings of the NAS of the USA; The Lancet (2016); Shayanne Gal/Business Insider

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Erin was a senior health and tech reporter at Business Insider based in San Francisco, where she focused on startups and Silicon Valley. She's broken news on a variety of life science and health-tech stories, including: Before joining BI, Erin worked as a freelance health and science reporter for outlets including Newsweek, Popular Science, and Scientific American. Erin graduated summa cum laude from the University of California, San Diego and received her master's from the Newmark Graduate School of Journalism in New York, where she spent an extra semester completing her degree after breaking both wrists in a snowboarding accident.
Shayanne Gal was a Senior Data Graphics Designer at Insider.