Virtual-reality therapy has been used in the fields of psychology and psychiatry to treat many different disorders, including phobias and posttraumatic stress disorder (PTSD). It allows researchers and doctors to expose people to the things that trigger their fears and anxiety while ensuring they are in a safe and controlled setting…
Although measurable outcomes are hard to measure in this kind of study, researchers were able to observe what the treatment did to the patients’ brain chemistry. Before beginning the sessions, Han and his team took brain scans of the patients and noted that each had a faster metabolism in the brain’s limbic circuit. Having a faster brain metabolism makes a person more sensitive to stimuli, like alcohol.
After the virtual-reality therapy sessions were complete, doctors scanned the patients again and noticed that their brain metabolisms had slowed. Han suggests that this shows a reduced craving for alcohol…