Testosterone and growth hormone improve body composition and muscle performance in older men.
Sattler FR, Castaneda-Sceppa C, Binder EF, Schroeder ET, Wang Y, Bhasin S, Kawakubo M, Stewart Y, Yarasheski KE, Ulloor J, Colletti P, Roubenoff R, Azen SP.
Sattler FR, et al.
J Clin Endocrinol Metab. 2009 Jun;94(6):1991-2001. doi: 10.1210/jc.2008-2338. Epub 2009 Mar 17.
J Clin Endocrinol Metab. 2009.
PMID: 19293261
Free PMC article.
Clinical Trial.