PT - JOURNAL ARTICLE ED - Wilke, William S. AU - Morley, John E. TI - Andropause, testosterone therapy, and quality of life in aging men DP - 2000 Dec 01 TA - Cleveland Clinic Journal of Medicine PG - 880--882 VI - 67 IP - 12 4099 - http://www.ccjm.org/content/67/12/880.short 4100 - http://www.ccjm.org/content/67/12/880.full SO - Cleve Clin J Med2000 Dec 01; 67 AB - Testosterone therapy can improve quality of life in aging men because aging is accompanied by declining testosterone levels that may contribute to decreases in muscle mass, bone density, libido, stamina, and cognition. Hypogonadal men can be identified by a test for bioavailable testosterone or by a free testosterone assay that uses dialysis or ultracentrifugation methods.