The continuing inability of having or keep having an erection until the sexual activity is completed. Due to the discovery of sildenafil (Viagra) in 1988, erectile disfunction is no longer taboo and more men seek for help to get rid of the problem. Sometimes erectile disfunction can the first symptom of a bigger sexological problem.
· Heart diseases
· Radiation/surgery (in the pelvis)
· Multiple sclerosis
· Fear of Failure
· Inadequate sexual stimulation
· Irreal expectations
· Sadness and mourning