Gaining muscle mass with a fast metabolism is not impossible, as many hard-gainers believe. Hard-gainer types typically have an ectomorph body, with smaller bone structure and less natural muscular build than other body types. The simple equation for gaining muscle mass applies to those with a fast metabolism as well: create a growth...

Gaining muscle mass with a fast metabolism is not impossible, as many hard-gainers believe. Hard-gainer types typically have an ectomorph body, with smaller bone structure and less natural muscular build than other body types. The simple equation for gaining muscle mass applies to those with a fast metabolism as well: create a growth...

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