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"A virtualist is a doctor who specializes in virtual medicine. She uses tools like VR headsets, spatial acoustics, haptic feedback, and even olfactory mimicry to induce reactions in patients' bodies that help treat a variety of physiological and psychological conditions, from chronic pain, to compulsive behavior, without the use of pharmaceuticals or surgical techniques. Virtualists don't exist yet, but after reading VRx they just might. In recent years, scientists have established that people's perceptions - their subjective experiences of the world - influence how their bodies work. We typically have little control over our perceptions, particularly when we are sick. But what could we do if we did? In VRx Brennan Spiegel introduces readers to a new kind of medicine, called virtual therapeutics, answering exactly this question, using technology that is already available.It works through two basic but powerful psychological concepts: embodied cognition, the idea that thought processes involve the whole bod...