c**i
发帖数: 6973 | 1 【 以下文字转载自 Sex 讨论区 】
发信人: choi (choi), 信区: Sex
标 题: Good Sex: Timing Penetration
发信站: BBS 未名空间站 (Mon Aug 25 11:16:59 2008)
For those who don't know, "penetration" is the medical term.
The following study is half a year old. But I did not learn of it until
today, when a local daily tabloid presented it in the lower left corner as
an interesting statistic--much as USA Today.
Good sexual intercourse lasts minutes, not hours, therapists say. Penn.
State Live, Mar. 31, 2008.
http://live.psu.edu/story |
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