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24 bytes added, 16:16, 2 July 2023
Medical research: Wikify.
==Medical research==
Kim & Pang (2007) studied the effect of the [[foreskin]] on [[masturbation]]. They reported that masturbatory pleasure decreased in 48% of the respondents and increased in 8%, while difficulty increased in 63% but was easier in 37%. They concluded that there was a decrease in masturbatory pleasure after [[adult circumcision| circumcision]].<ref name="kimpang2007">{{REFjournal
|last=Kim
|first=DaiSik
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