Erectile dysfunction (ED) is defined as recurrent inability to attain or maintain penile erection sufficient for sexual satisfaction. ED is affecting 40 % of man over 40 years old.
ED is also a marker of cardiovascular disease and also happens in 75% of diabetics in their life time.
The cause of erectile dysfunction can be from vascular (60-80%), neurological (10-20%), hormonal (5-10%) and drug related (10-15%) issues.