Female having orgasm video

Duration: 13min 26sec Views: 1054 Submitted: 13.08.2019
Category: Masturbation
Welcome to GirlCum - The series where girl's sexual satisfaction is as important as male's cumshot. Watch the most spectacular multiple orgasms of the world's best-known actresses in stunning 4K quality videos. These girls are wild and they desperately need to cum. Can we keep up with them while their female jizz and squirts are flying around? You bet!

Measuring sperm backflow following female orgasm: a new method

female orgasm Videos: Watch female orgasm News Video

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. The sperm flowback simulated was measured using a technique that can be used in a home setting. This indicates a medium to small effect size.

Female orgasm

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When a woman has an orgasm comes , the muscles in the pelvic floor contract. These muscles surround your vagina and anus. Sometimes you can feel this in your uterus as well. It may even cause a spasm through your whole body.