Impotence is not by itself a disease, but is a secondary condition. It is a side effect, a symptom of something else. Medical research has been able to identify some of the causes of impotence.

Issues bothering on impotency is the main cause of strife and even separation in many homes most couple who find themselves in such situations act on some non verbal agreement that makes them keep family and friends groping in the dark. Rather than seek help, they allow themselves to be marooned in the conspiracy of secrecy!

If a man’s erection is not firm enough to allow vaginal penetration, he is impotent. If the erections have the necessary rigidity, but only briefly, he may have problems too. If the erection loses its strength upon penetration, he is more or less impotent.

read all here -http://www.flexablog.com.ng/2016/08/causes-and-treatment-of-impotence.html