[en] Virtual reality has gained traction as a research, education and treatment tool. Virtual reality is a system that immerses people in virtual worlds and improves clinicians’ traditional treatments for addictive disorders, eating disorders, phobias, and stroke rehabilitation. Sex addiction is a dysregulation of sexual desire, characterized by excessive sexual behavior (between 5-15 sexual activities/day, for more than 6 months, after the age of 15). Hypersexuality highlights disturbances in human sexual desire, motivation, and behavior systems. Virtual reality worlds were initially designed to treat smokers and alcoholics, and are now programmed for drug users and other kind of addictions. In this article we present different characteristics of sex addiction and possible treatments, including the virtual exposure treatment.