i am 27yrs man.
i have problem with erection especial sexual interaction. the emotions comes and go, that makes me had to insert..
but away from that am complete fine. i have night erection, and further more except sexual times.
what may be the cause of this??
and if i use Viagra and other ED meds, will i be fine in sexual interactions or i should use viagra in all sexual time?
plz help me
it drive me crazy