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It is unclear why women should have orgasms at all, and it is particularly baffling that so many women should be unable to have orgasms during penetrative sex, but able to have them by masturbation. Despite an initial struggle to find subjects for clinical testing, the device is now in development. Some of this may be down to external factors like upbringing, but the study showed the genetic factor is significant. Trending Latest Video Free. Like male nipples, they persist simply because there is no good reason to get rid of them. Many women never have orgasms during intercourse , and some also cannot have them through masturbation. Ejaculation is just one of the aspects of female sexuality that are being demystified by research. The genetic revolution: Can we predict school performance from DNA?

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