In mammals , the vagina is the elastic, muscular part of the female genital tract. In humans, it extends from the vulva to the cervix. The outer vaginal opening is normally partly covered by a membrane called the hymen. At the deep end, the cervix neck of the uterus bulges into the vagina.
Can you get pregnant with your clothes on?
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Everything is normal with both of us. Ovulation study shows normal cycle. I have observed that after the intercourse, the moment my husband withdraws his penis, all the semen comes out of the vagina. We tried using a pillow beneath, which helped in keeping the semen inside for few minutes. But after 10 minutes the semen comes out of the vagina. Could this be the cause of infertility?
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You can't tell whether your sperm is healthy just by looking at it. You'll need to schedule an appointment with your doctor to find out for sure. But what you can do until that appointment rolls around is look at your lifestyle, because a healthier you generally makes for healthier sperm. It doesn't take forever to change the quality of your sperm.
A favorite explanation for the big phallus is female mate choice — that females selectively make babies with males who have larger and, presumably, more pleasurable semen-delivery devices. This is backed up by studies. When life-size projections of naked men are shown to female subjects, for example, those women say they find the ones with bigger ones to be more attractive. Another explanation is male competition.