It is normal for men to experience changes in erectile function, such as taking longer to achieve an erection. When the problem becomes persistent, it can be a sign of a physical or emotional problem.

Nearly all American men experience occasional impotence, and an estimated 30 million suffer from chronic impotence. But despite its prevalence, the condition is treatable in most cases.

The penis is made up of spongy tissue that holds blood. When the penis is flaccid (soft), blood flows in and out of the tissue. During sexual excitement, extra blood flows into the tissue.

An erection requires a healthy mind-body "team effort" on the part of blood vessels, nerves, and hormones, led by the brain.

Many men have ED sometime during their lives. It can be discouraging, but it can also be treated. Work with your doctor to find the best treatment for you.

Evaluating ED begins with your patient history. Your doctor will ask about your physical health, sexual health, relationship, and emotional health. Your answers will be kept confidential, so answer as completely as you can.

Be aware that men with certain health problems should not use some of these medications. And all medications may cause side effects.

Special erectile aids are sometimes used to treat erectile dysfunction (ED). These are prescribed by a doctor.

Renew your intimacy along with your sex life. Learn to talk with, and listen to, your partner. And remember that your value as a man goes beyond what you do in bed.