What is impotence?
A male with impotence is unable to maintain an erection, or is unable to ejaculate. Erection of the penis is stimulated by emotions and sensations. The brain, spinal cord, and nerves in the penis control the process. About 1 in 4 men over the age of 65 have impotence. Symptoms usually improve with treatment.

What are the symptoms of impotence?
Symptoms of impotence include the inability to initiate an erection, the inability to maintain an erection, the inability to achieve orgasm, weak erections, and loss of libido.

How does the doctor treat impotence?
Treatment for impotence may include counseling, medications, and surgery.