penis
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Here’s How Ejaculation Actually Works
Ejaculation may feel like a glorious mess, as uncontrollable as an avalanche or a runaway train. In reality, it’s a tightly choreographed court dance: integrating three different branches of the nervous system, triggering cascades of contractions in smooth and striated muscles, all accompanied by the electrical storm of orgasm. Here’s how it works.
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Researchers Are Making 3D-Printed Penises To Test What Women Think About Size
Previous studies of how women perceive penis size and shape relied on 2D drawings and photographs of flaccid penises. Now, a research team of psychologists from UCLA and the University of New Mexico have taken things into the third dimension.
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6 Treatments For Erectile Dysfunction We’re Glad No One Uses Anymore
Erectile dysfunction isn’t a new problem, but there weren’t any effective treatments for the condition until the middle of the 20th century. Before then, desperate people turned to sympathetic magic, patent medicines, fad treatments, and convincing frauds to try to get it up.
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What Good Is Measuring An Erection?
You may have noticed some news around these weird sounding devices that measure “arousal”. They don’t. But they do measure changes in penile shape, and as such, can give users a rough estimate — in a non-invasive way — of how much blood is flowing into the penis during erection.