A VR system called Bravemind allows combat veterans with PTSD to confront and process their trauma in a virtual environment. The therapy, developed by psychologist Skip Rizzo, shows promise for PTSD and potential for other issues like phobias and addiction – and it may have applications to help healing more broadly. But does the potential for harm from virtual self-medication outweigh the good it can do in a clinical setting? And given what we know about how VR affects the brain – is it as safe as it seems?

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