Penile Erection facts

While investigating facts about Penile Erection, I found out little known, but curios details like:

Iran has a disproportionately high rate of penile fracture due to a local practice called taghaandan, "to click or snap when forcibly pushing the erect penis down" to get rid of an unwelcome erection

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The reason you should contact a doctor if your erection lasts longer than four hours is that the blood is not circulating meaning that the cells are not receiving oxygen. The longer an erection is maintained, the greater the risk of permanent scarring of the penile tissue due to cell death.

In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across. Here are 11 of the best facts about Penile Erection I managed to collect.

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1. In an arousal study of straight men, only the homophobic men showed an increase in penile erection to male homosexual stimuli.

2. Penile fractures are a thing and you'll know immediately from the cracking or popping sound when it happens. It usually requires surgery and the scarring can lead to a curve in your penis when you get an erection (if you are still able to afterwards).

3. Fetal Penile Erection, where male fetuses can get an erection in the womb

4. The bite of the Brazilian Wandering Spider can cause a prolonged painful penile erection (priapism).

5. After entering Witness Protection, a mobster became so depressed that he couldn't get an erection, so the government paid for him to get a penile implant to ensure that he'd be able to testify.

6. A study found a link between homophobia and homosexual arousal. "[Non-homophobes] exhibited increases in penile circumference to the heterosexual and female homosexual videos. Only the homophobic men showed an increase in penile erection to male homosexual stimuli."

7. Penile Plethysmography where a ring is placed around the penis to measure the size of an erection while the person (usually paedophiles) is shown increasingly extreme sexual images.

8. you can get penile gangrene if you have an erection for too long.

9. If you bend your penis too much when it is erect you can get a penile fracture causing it to swell up and look like an eggplant.