“…Sleep is divided into cycles of approximately 90 min, each involving a slow-wave and a paradoxical stage. It is during this paradoxical stage when dreams appear, reflecting daily experiences with content, which can vary (Chen et al, 2015;DeCicco, 2007;Parra, 2014), as is the case with sexual dreams. Specifically, it is during the REM stage of sleep that dopaminergic mesolimbic-cortical systemsthose associated with sexual desires-are activated (Lee, 2010;Olsen, Schredl, & Carlsson, 2013;Yu, 2001Yu, , 2007Yu, , 2013.…”