8. College students who masturbate at least 2-3 times per week Source: Elliott & Brantley (1997)
9. Prevalence (%) of masturbation in select countries Sources: Aras et al. (2007), Das (2007a,b), Gerressu et al. (2008), Richters et al. (2003), Wang et al. (2007)
10. Why do some people masturbate? Decreases tension and anxiety Provides outlet for sexual fantasy Allows people to discover what brings them pleasure Partner is unavailable Can be exciting with a partner
11. Why don’t some people masturbate? Religious or cultural prohibitions Guilt Lack of interest
12.
13. No two women masturbate exactly the same way Massaging clitoris directly or indirectly Stimulating clitoris and vagina simultaneously Squeezing legs together Using fingers, dildos, vibrators, or other objects Massaging breasts, nipples, and anal region
14.
15.
16. No two men masturbate exactly the same way Stimulate penis directly with hand Typically, penis grasped and stroked at the shaft Focus on edge of corona and frenulum Vary pressure, rate, grip Massage breasts, nipples, testicles, and anal region
19. Masturbatory pleasure before and after circumcision Kim D & Pang M (2007) The effect of male circumcision on sexuality. BJU International 99 (3), 619-622
20. Sexual pleasure before and after circumcision Kim D & Pang M (2007) The effect of male circumcision on sexuality. BJU International 99 (3), 619-622
