Quote:
Originally Posted by TwoWalks
Ross not exactly sure what you are asking but I will take a stab at what I believe you are.
Isolation exercises for the bi's can help change the shape of bi and probably adds a small amount to size. By changing the angle a muscle is hit can add to the shape.
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Muscle shape is genetic. I wanted to see what your thought process was. Changing the angle won't change the shape of the muscle.