Male masturbation is the manual stimulation of the male genitals for sexual pleasure. Masturbation, both male and female, generally occurs outside of coitus, and may sometimes be used during foreplay. Often, male masturbation is done to achieve orgasm.
There is a long list of euphemisms for male masturbation.
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The methods and techniques used during male masturbation vary widely depending on the man's preference. Some basic techniques include stroking the length of an erect penis and fondling the testicles. Artificial lubrication and male masturbation sex toys can also be used.
American sexologist Alfred Kinsey conducted extensive sex surveys in the 1950s and found that 92% of men and 62% of women have masturbated in their lifetime. A British national probability survey conducted in 2007 corroborated those results, and found that 95% of men and 71% of women had masturbated at some point in their lives.