The modern era in sexual medicine started in the 1970s when a few devoted pioneers and visionaries began to revolutionize our thinking and understanding in this field. Prior to that time, sexual dysfunctions in men, particularly erectile disorders, were thought to be purely psychogenic or in rare cases caused by testosterone deficiency. Treatment of sexual disorders was considered to be predominantly the business of sextherapists or rarely of endocrinologists. And at that time, knowledge about female sexual disorders was practically non-existent; female sexuality was little more than a blank spot in sexual medicine