Medicine: Aiding Nature

Help for the impotent

It happens to every man sooner or later: eager to have sex, he finds himself impotent, unable to achieve or sustain an erection. For most men such disappointments are fleeting episodes in otherwise successful sex lives. But for perhaps as many as 10 million American males impotence is a devastating chronic condition. When the cause is psychological, which may be true in about half of all cases, counseling and sex therapy can often help. But for most impotence resulting from physical problems, only one remedy is available: the penile...