Can squats really build your biceps?
There is a theory that increasing systemic levels of hormones will be
able to amplify muscle building efforts on other body parts.
Does this really work?
Does increasing growth hormone, IGF-1 and testosterone really help
build your biceps?
 Elevations in ostensibly anabolic hormones with resistance exercise
enhance neither training-induced muscle hypertrophy nor strength of the
elbow flexors. http://www.ncbi.nlm.nih.gov/pubmed/19910330
 The effect of short-term strength training on human skeletal
muscle: the importance of physiologically elevated hormone levels.
 Physiological elevation of endogenous hormones results in superior
strength training adaptation.
 Associations of exercise-induced hormone profiles and gains in
strength and hypertrophy in a large cohort after weight training.