Japanese group orgasm study video

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Try out PMC Labs and tell us what you think. Learn More. Human female orgasm is a vexed question in the field while there is credible evidence of cryptic female choice that has many hallmarks of orgasm in other species. Our initial goal was to produce a proof of concept for allowing females to study an aspect of infertility in a home setting, specifically by aligning the study of human infertility and increased fertility with the study of other mammalian fertility. In the latter case - the realm of oxytocin-mediated sperm retention mechanisms seems to be at work in terms of ultimate function differential sperm retention while the proximate function rapid transport or cervical tenting remains unresolved. A repeated measures design using an easily taught technique in a natural setting was used.
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Female orgasm rate increases with male dominance in Japanese macaques

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Female orgasm rate increases with male dominance in Japanese macaques

Under specific circumstances, nonhuman primate females may experience orgasm. The occurrence of female copulatory orgasm appears to be highly variable, however, and its proximate causation is poorly understood. We investigated the proximate mechanisms that control orgasmic response in female macaques. During h of observation of sexual behaviour in a large captive group of Japanese macaques, Macaca fuscata, copulations were recorded involving 68 different heterosexual pairs formed by 16 males and 26 females. The frequency of orgasms was not correlated with female age or dominance rank, but it was higher for copulations lasting longer and involving a higher number of mounts and pelvic thrusts.
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Measuring sperm backflow following female orgasm: a new method

CNN More and more studies are shedding light on the "orgasm gap," which refers to how men orgasm during sex more frequently than women. Photos: 10 reasons to have sex tonight. The health benefits of sex go way beyond the pleasures of orgasm.
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