It can be tempting for a man to dismiss a sexual disorder as the product of some emotional or psychological problem, such as severe stress or depression. While erectile dysfunction (ED) can have psychological causes, it is often the byproduct of chronic physical conditions that, on the surface, may appear to have little or nothing to do with sexual function. That they often do impair sexual activity is a reminder that male genitals are as vulnerable to chronic health problems as any other organ.

ED describes a man's consistent inability to get and maintain an erection. In some cases, ED is the result of a serious, even life-threatening physical problem, such as heart disease. Remember that an erection is all about blood flow, so it should come as no surprise that problems with erectile performance are often symptomatic of a broader