Erectile Dysfunction Study

To determine the effects of supervised aerobic exercise training versus usual care on incidence of ED among men undergoing radical prostatectomy for clinically localized prostate cancer.

To determine the effects of aerobic exercise training versus wait-list control on changes in patient symptoms (i.e., erectile function score, sexual functioning, urinary incontinence, and QOL) and the number of men receiving phosphodiesterases type-5 (PDE-5) inhibitor therapy as well as therapy dose.