Vigoril For Men Since the beginning of time and in every society, men have searched for ways of improving or enhancing their sexual vigor. Impotence then was seen as a natural decline in the aging male population. In our modern, polluted society, impotence is a common problem that is affecting half of the male population to some degree. What Causes Impotence? Impotence is not a disease. Rather it is a secondary condition caused by a variety of physical and psychological problems such as vascular disease, diabetes, prostate disorders, grief, stressful relationships or situations. Substance abuse including tobacco; cigarette smoking and alcohol; prescription drugs, poor diet and lifestyle habits can also hinder sexual response.