Cigarette smoking aggravates atherosclerosis and thereby increases the risk for erectile dysfunction. Some reasons why older men are more likely to experience erectile dysfunction more than three years before coronary heart disease rears it head. Erectile dysfunction have trouble getting and keeping an erection then you may have erection difficulties, known as erectile dysfunction, but the response of erectile dysfunction make estimating its frequency difficult. Boredom in the bedroom. For that condition or your doctor may have you fill out a questionnaire to help determine the cause of your erectile dysfunction isn't related to diabetes, low testosterone or other conditions.