The doctor, at me an erection comes only he of mechanical stimulation of a member, n...

[y]

The doctor, at me an erection comes only he of mechanical stimulation of a member, whether it is normal? A notch an erection too very weak. To me 22 years.

[Isaev D.D.]

Dear Y! If the erection comes from mechanical stimulation physiological and vascular disturbances are not present! This or Thus the most important. And here what reasons of low excitability also that it is necessary to make it will be possible clearly only when details will be known all.

[child]

The doctor and how it can be carried out?