What is ED?

ED is defined as the inability to achieve and maintain an erection sufficient to permit satisfactory sexual intercourse. In 2025, it is estimated that ED will effect 322 million men worldwide. ED affects approximately 50% of men > 50 years and up to 86% of men > 80 years.

There are different etiologies for ED including psychologic, vascular, endocrine, or drug related. Per the American Urology Association, the most common cause for ED is vascular. Vascular ED effects 60-80% of patients with erectile dysfunction older than 50 years.