Hello! My friend at the sexual certificate or act very quickly receives an orgasm. From si...

[The anonym]

Hello! My friend at the sexual certificate or act very quickly receives an orgasm. From force it occurs or happens in 5 minutes. It is normal? Also there is still a problem that at it or him not always rises. Iz-for what it occurs or happens? And how to correct for position? Thanks.

[Koblikov I.A.]

The normal sexual certificate or act (according to) lasts from 30 seconds till 5 minutes.
On the bill of a uncontrollable erection is to the sexologist.