In a market research, men identified three things
as essential elements of achieving a satisfactory erection, including:
Taken together these make up erection quality (EQ). Many men have been, or will be, concerned with the
quality of their erection at some time in their life. It may be an occasional
difficulty in getting or maintaining an erection; it could be an erection that
is just not as hard as it once was; or it may be a consistent inability to
achieve an erection. It is estimated that over 30 million men in the US have
experienced at least partial erectile dysfunction (ED). You are not alone if you
experience a loss of erectile function. Fortunately, if you've noticed changes in your erection
there is something you can do about it, talk to your
doctor.