Erectile dysfunction is an inability to obtain and maintain an adequate hard erection for sexual activity. If you have erection problems now and then is not usually cause for alarm. However, if erectile dysfunction is a long-term condition, it can create stress, lower self-esteem, and marital issues. In addition, problems obtaining or maintaining an erection can be a symptom of a more serious underlying health condition and a risk factor for heart disease. In such a case, the role of the erectile dysfunction clinic Denver comes into play.