How Does an Erection Occur? Understanding the physiological process of getting an erection can help you look at ED in a whole new light. Erectile dysfunction means something is standing in the way of your body’s natural process of getting and sustaining an erection.
It doesn't matter if you're having a hot sex dream or a zombie apocalypse nightmare -- your penis gets hard during that period of the sleep cycle.
5 penis facts - Sexual health. There are no bones in the penis, but the tubes that fill with blood during an erection can burst. On average, a healthy man has 3 to 5 erections during a full night's sleep, with each erection lasting 25 to 35 minutes.
Learn how a firm erection normally gets and why a hard erection matters to your 0 – Penis does not enlarge; 1 – Penis is larger, but not hard; 2 – Penis is hard.
A lump or plaque (scar tissue) forms on the lining of the erectile tissue which holds much of the blood in the penis during erection. In most cases, a hard lump .