“…Perhaps the most important is gender. Males and females differ in terms of their physiology and psychology of sexual reactivity ( Ciocca et al., 2015 ; Levin, 2005 ), preferences, and activity ( Hsu et al., 1994 ; Wilson, 1987 ; Wilson & Lang, 1981 ; Wood, McKay, Komarnicky, & Milhausen, 2016 ). For example, let us take the classical four consecutive stages, such as excitation, plateau, orgasm, and resolution ( Georgiadis & Kringelbach, 2012 ; Gola, Kowalewska, Wierzba, Wordecha, & Marchewka, 2015 ).…”