Overview & Facts

Men have a lot of fears about erectile dysfunction. Fight those fears with facts. Stop worrying and start learning about why men sometimes don't get erections.

What Is Erectile Dysfunction (ED)? Erectile dysfunction is when you’re unable to get and maintain an erection. If you have trouble with ED every once in a while, it’s probably nothing to worry about. But if it happens frequently, it could be a sign of other health problems.
Visual Guide to ED What is erectile dysfunction? WebMD's pictures explain the symptoms, causes, and treatments, including medicine and alternative approaches, for impotence.
Why Can’t I Get an Erection? Decreased blood flow, typically because vessels that supply blood to the penis have narrowed, is often the cause of erectile dysfunction (ED) in older men. Emotional issues are more commonly at the root of it for younger men.
What is Priapism? Decreased blood flow, typically because vessels that supply blood to the penis have narrowed, is often the cause of erectile dysfunction (ED) in older men. Emotional issues are more commonly at the root of it for younger men.

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