The same principle holds true for packing on muscle mass. (gymjunkies.com)
Those are the things you need to know if you want to pack on muscle mass quickly and efficiently like Scott Adkins does, without gaining too much fat, thus creating a statuesque physique. (fitnessandpower.com)
While many people have effectively used Leangains to lose weight, many people have also used it to effectively pack on muscle mass. (fitmole.org)