conditions may cause impotence,

[markdaniel]

    * high blood pressure
    * high cholesterol
    * diabetes
    * obesity
    * multiple sclerosis
    * Parkinson's disease
    * stroke
    * surgery (such as an operation to remove your prostate gland) or radiation in your pelvic area
    * hormone imbalances such as hypogonadism which causes low levels of testosterone
    * Peyronie's disease - a condition affecting the sheath that surrounds the erectile tissue of the penis
    * hypospadias - a condition causing the urethra and penis to develop abnormally