506 citations
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March 2005 in “The Journal of Clinical Endocrinology and Metabolism” This study found that testosterone therapy improved physical performance and strength in older men with low testosterone over 36 months, whether administered alone or with finasteride.
306 citations
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August 2011 in “Journal of cachexia, sarcopenia and muscle” This study found that GTx-024 significantly increased total lean body mass and improved physical function in healthy elderly men and postmenopausal women, suggesting potential use for muscle wasting conditions.
January 2005 in “Journal of Investigative Medicine” Testosterone boosts physical performance, grip strength, and lean body mass in older men with low testosterone.
January 2005 in “Journal of Investigative Medicine” This study found that testosterone therapy improved physical performance, strength, lean body mass, and serum cholesterol in older men with low testosterone levels, with or without the addition of finasteride.
December 2010 in “TSpace” In this study, selective overexpression of androgen receptors in muscle cells increased lean muscle mass and reduced fat mass in transgenic rodents, suggesting a potential target for drug development.