Instead of popping pills, men with erectile dysfunction may be able to improve their performance through weight loss and getting in shape, but long-term cigarette smokers may be out of luck. Action Points * Explain to patients who ask that weight loss may improve symptoms of erectile dysfunction, while smoking doubles the risk that erectile dysfunction will progress in severity. Other common risk factors for erectile dysfunction include aging, diabetes, and cardiovascular disease. That's the conclusion of investigators in the ongoing Massachusetts Male Aging Study, who found that changing some modifiable risk factors may reverse or prevent the progression of...