Alterations to the brain's motivational system are explored as a possible etiology underlying pornography-related sexual dysfunctions. This review (1) considers data from multiple domains, e.g., clinical, biological (addiction/urology), psychological (sexual conditioning), sociological and (2) presents a series of clinical reports, all with the aim of proposing a possible direction for future research of this phenomenon. Traditional factors that once explained men’s sexual difficulties appear insufficient to account for the sharp rise in erectile dysfunction, delayed ejaculation, decreased sexual satisfaction, and diminished libido during partnered sex in men under 40.
