One twin only does hammer curls. The other twin only does preacher's biceps curls. Will it make a difference for how their arms look? - Quora
Norbert's Fitness Programmes - HAMMER CURLS FOR BIGGER BICEPS it involve more brachailis. Its a muscle you cant really see until youre very big, but its underneath the biceps and to the
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Weight plate reverse curl exercise guide and video | Weight Training Guide | Workout guide, Fitness body, Arm workout
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