Let's talk about Fifty Shades of Gray, the world's fetishist bestseller, written by the British author E. L. James. An absolute commercial success, the work is loved and hated by many. Despite the polemics, the troubled story between the protagonist couple Anastasia Steele and Christian Grey has a merit that cannot be denied: the overwhelming literary success gave rise to a heated debate about sexual practices that have always been surrounded by taboos and prejudices. An increasing number of researches begin to prove in a scientific way that followers of the so-called BDSM (bondage and discipline, domination and submission, sadism and masochism) can obtain from these activities a series of physical and mental benefits, about which the community of practitioners already knew for a long time. In a 2013 study, researchers interviewed 902 people who performed BDSM practices regularly and 434 "vanilla" individuals, a term used to refer to those who have convention