Erectile dysfunction, or ED, can be defined as an inability to achieve erection, an inconsistent ability to do so, or a tendency to sustain only brief erections.


The organic causes of ED include:

  • High blood pressure
  • Diabetes
  • Heart and vascular disease
  • Stress
  • Hormone problems
  • Pelvic surgery
  • Injury and trauma
  • Side effects of medications (for example, Prozac and other SSRIs, Propecia)