Participants also completed questionnaires to evaluate quality of life and the international index of erectile function to assess their sexual activity. (sciencedaily.com)
For the longest I thought they may have helped but weren't a big deal but studies have shown beyond the shadow of a doubt that not only do kegels improve erectile function in men, but the improvement is MAJOR and continues for some time. (nowloss.com)
Studies have shown that taking two grams of carnitine per day led to improved erectile function in men who experienced little results with prescription products3334. (aminoacidguru.org)