In previous posts I have stressed the importance of the IGF-1s (Insulin-like growth factors, type 1) in promoting body growth. To reiterate the main message of my last (post): the IGF-1s are likely to be our most important growth promoters, particularly with reference to all types of muscle, bone and connective tissues. Importantly, [...]
Tag Archives: GH
I have studied muscle development for most of my life - 30 of my 52 years - and after all this time there are just a few things I can say with certainty: First, exercise stimulates muscle growth; Second, proper nutrition will make your efforts in the gym pay the greatest dividends and; Third, our [...]
Several key growth factors and hormones control muscle development. Of these, testosterone and insulin-like growth factor 1 (IGF-1) are extremely important.
Testosterone & IGF-1 Stimulate Muscle Growth
Testosterone is a steroid hormone that triggers the reading of genes coding for proteins essential for muscle development. By mechanistic contrast, IGF-1 promotes the physical elaboration of these proteins once [...]