Erections From THOUGHTS Alone? #brainpower #psychology #howitworks #facts

Number three is psychogenic, where you get in a just thinking about it. You get in a when you, let's say, close your eyes and you think about it, or even when you're reading erotic books, it comes from your brain. Then your brain releases hormones and release neurochemical, which then sends messages to the nerve at the base of your neck, which send messages to the parasympathetic nerve, which then open up blood vessels, releases nitric oxide, which then increases blood flow. And therefore you get an. Now that is something that sometimes you do without even thinking about it. That's when you're kind of dreaming or when you close your eyes. Sometimes that will happen and just know that there is a large psychogenic component to getting that.