GH1 and Hyperinsulinemia: Because GH‐induced hyperinsulinemia (Marcus et al., 1990) is undesirable and might affect thymic regeneration and immunological reconstitution, we combined rhGH with both dehydroepiandrosterone (DHEA) and metformin in an attempt to limit the “diabetogenic” effect of GH (Fahy, 2003, 2010; Weiss, Villareal, Fontana, Han, & Holloszy, 2011).