Erectile dysfunction (ED), also referred to as impotence, is a form of sexual dysfunction in males characterized by the persistent or recurring inability to achieve or maintain a penile erection with sufficient rigidity and duration for satisfactory sexual activity. Three columns of erectile tissue make up most of the volume of the penis. An erection (clinically: penile erection or penile tumescence) is a physiological phenomenon in which the penis becomes firm, engorged, and enlarged. Everything you need to know about erectile dysfunction (ED) including what causes ED, symptoms of ED, and what treatments and ED pills are available. Learn what causes erectile dysfunction, how it affects overall health, and the latest treatment options to improve sexual function and heart health. Erectile dysfunction (ED), or impotence, is when a person cannot get or keep an erection. ED can cause sexual dysfunction or low sex drive. Many people struggle with erectile dysfunction. Understand what are the causes of erectile dysfunction along with treatment methods. What is erectile dysfunction? Erectile dysfunction (ED) is a type of penile disorder. It affects your ability to get and maintain an erection firm enough for sexual intercourse. In this video, we'll cover the basics of erectile dysfunction. What is it? Who gets it? The symptoms, diagnosis, and the treatments. Whether you're looking for answers for yourself or for someone you love, we're here to give you the best information available. Also known as impotence, erectile dysfunction (ED) is the inability to have or maintain an erection adequate for sex. If you have a penis, you are bound to experience ED at one time or another. What is Erectile Dysfunction? Erectile dysfunction (ED) is a consistent inability to achieve or sustain an erection sufficient for sexual intercourse, commonly known as impotence.